Home / 9,125.30-13,663.19-7,632.68

Finding the Fourth Proportional to 9,125.30, 13,663.19 and 7,632.68

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Solution

The fourth proportional to 9,125.30, 13,663.19 and 7,632.68 is: 11,428.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,125.30 : 13,663.19 = 7,632.68 : x
  2. Step 2: Convert to fraction form
    9,125.30/13,663.19 = 7,632.68/x
  3. Step 3: Cross multiply
    9,125.30x = 13,663.19 × 7,632.68
  4. Step 4: Simplify right side
    9,125.30x = 104,286,707.81
  5. Step 5: Solve for x
    x = 104,286,707.81/9,125.30
  6. Step 6: Final answer
    x = 11,428.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.