Home / 9,854.07-13,598.66-5,377.92

Finding the Fourth Proportional to 9,854.07, 13,598.66 and 5,377.92

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Solution

The fourth proportional to 9,854.07, 13,598.66 and 5,377.92 is: 7,421.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,854.07 : 13,598.66 = 5,377.92 : x
  2. Step 2: Convert to fraction form
    9,854.07/13,598.66 = 5,377.92/x
  3. Step 3: Cross multiply
    9,854.07x = 13,598.66 × 5,377.92
  4. Step 4: Simplify right side
    9,854.07x = 73,132,514.28
  5. Step 5: Solve for x
    x = 73,132,514.28/9,854.07
  6. Step 6: Final answer
    x = 7,421.55

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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.