Home / 9,015.19-12,437.52-5,237.75

Finding the Fourth Proportional to 9,015.19, 12,437.52 and 5,237.75

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Solution

The fourth proportional to 9,015.19, 12,437.52 and 5,237.75 is: 7,226.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,015.19 : 12,437.52 = 5,237.75 : x
  2. Step 2: Convert to fraction form
    9,015.19/12,437.52 = 5,237.75/x
  3. Step 3: Cross multiply
    9,015.19x = 12,437.52 × 5,237.75
  4. Step 4: Simplify right side
    9,015.19x = 65,144,620.38
  5. Step 5: Solve for x
    x = 65,144,620.38/9,015.19
  6. Step 6: Final answer
    x = 7,226.10

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Half scale
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Double scale
Find fourth proportional to 9,016.19, 12,438.90 and 5,238.75
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.