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Finding the Fourth Proportional to 9,626.68, 13,294.08 and 7,508.08

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Solution

The fourth proportional to 9,626.68, 13,294.08 and 7,508.08 is: 10,368.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,626.68 : 13,294.08 = 7,508.08 : x
  2. Step 2: Convert to fraction form
    9,626.68/13,294.08 = 7,508.08/x
  3. Step 3: Cross multiply
    9,626.68x = 13,294.08 × 7,508.08
  4. Step 4: Simplify right side
    9,626.68x = 99,813,016.17
  5. Step 5: Solve for x
    x = 99,813,016.17/9,626.68
  6. Step 6: Final answer
    x = 10,368.37

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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.