Home / 7,424.13-10,246.19-4,280.25

Finding the Fourth Proportional to 7,424.13, 10,246.19 and 4,280.25

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Solution

The fourth proportional to 7,424.13, 10,246.19 and 4,280.25 is: 5,907.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.13 : 10,246.19 = 4,280.25 : x
  2. Step 2: Convert to fraction form
    7,424.13/10,246.19 = 4,280.25/x
  3. Step 3: Cross multiply
    7,424.13x = 10,246.19 × 4,280.25
  4. Step 4: Simplify right side
    7,424.13x = 43,856,233.35
  5. Step 5: Solve for x
    x = 43,856,233.35/7,424.13
  6. Step 6: Final answer
    x = 5,907.26

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Half scale
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Double scale
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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.