Home / 9,125.28-12,596.29-7,104.69

Finding the Fourth Proportional to 9,125.28, 12,596.29 and 7,104.69

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Solution

The fourth proportional to 9,125.28, 12,596.29 and 7,104.69 is: 9,807.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,125.28 : 12,596.29 = 7,104.69 : x
  2. Step 2: Convert to fraction form
    9,125.28/12,596.29 = 7,104.69/x
  3. Step 3: Cross multiply
    9,125.28x = 12,596.29 × 7,104.69
  4. Step 4: Simplify right side
    9,125.28x = 89,492,735.60
  5. Step 5: Solve for x
    x = 89,492,735.60/9,125.28
  6. Step 6: Final answer
    x = 9,807.12

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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.