Home / 9,755.25-13,468.05-6,403.93

Finding the Fourth Proportional to 9,755.25, 13,468.05 and 6,403.93

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Solution

The fourth proportional to 9,755.25, 13,468.05 and 6,403.93 is: 8,841.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,755.25 : 13,468.05 = 6,403.93 : x
  2. Step 2: Convert to fraction form
    9,755.25/13,468.05 = 6,403.93/x
  3. Step 3: Cross multiply
    9,755.25x = 13,468.05 × 6,403.93
  4. Step 4: Simplify right side
    9,755.25x = 86,248,397.76
  5. Step 5: Solve for x
    x = 86,248,397.76/9,755.25
  6. Step 6: Final answer
    x = 8,841.23

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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.