Home / 9,552.16-13,165.68-6,720.40

Finding the Fourth Proportional to 9,552.16, 13,165.68 and 6,720.40

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Solution

The fourth proportional to 9,552.16, 13,165.68 and 6,720.40 is: 9,262.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,552.16 : 13,165.68 = 6,720.40 : x
  2. Step 2: Convert to fraction form
    9,552.16/13,165.68 = 6,720.40/x
  3. Step 3: Cross multiply
    9,552.16x = 13,165.68 × 6,720.40
  4. Step 4: Simplify right side
    9,552.16x = 88,478,635.87
  5. Step 5: Solve for x
    x = 88,478,635.87/9,552.16
  6. Step 6: Final answer
    x = 9,262.68

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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.