Home / 9,072.41-12,520.58-5,296.19

Finding the Fourth Proportional to 9,072.41, 12,520.58 and 5,296.19

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Solution

The fourth proportional to 9,072.41, 12,520.58 and 5,296.19 is: 7,309.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072.41 : 12,520.58 = 5,296.19 : x
  2. Step 2: Convert to fraction form
    9,072.41/12,520.58 = 5,296.19/x
  3. Step 3: Cross multiply
    9,072.41x = 12,520.58 × 5,296.19
  4. Step 4: Simplify right side
    9,072.41x = 66,311,281.51
  5. Step 5: Solve for x
    x = 66,311,281.51/9,072.41
  6. Step 6: Final answer
    x = 7,309.12

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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.