Home / 9,344.28-12,895.08-5,152.50

Finding the Fourth Proportional to 9,344.28, 12,895.08 and 5,152.50

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Solution

The fourth proportional to 9,344.28, 12,895.08 and 5,152.50 is: 7,110.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,344.28 : 12,895.08 = 5,152.50 : x
  2. Step 2: Convert to fraction form
    9,344.28/12,895.08 = 5,152.50/x
  3. Step 3: Cross multiply
    9,344.28x = 12,895.08 × 5,152.50
  4. Step 4: Simplify right side
    9,344.28x = 66,441,899.70
  5. Step 5: Solve for x
    x = 66,441,899.70/9,344.28
  6. Step 6: Final answer
    x = 7,110.44

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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.