Home / 9,932.93-13,707.53-5,456.78

Finding the Fourth Proportional to 9,932.93, 13,707.53 and 5,456.78

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Solution

The fourth proportional to 9,932.93, 13,707.53 and 5,456.78 is: 7,530.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,932.93 : 13,707.53 = 5,456.78 : x
  2. Step 2: Convert to fraction form
    9,932.93/13,707.53 = 5,456.78/x
  3. Step 3: Cross multiply
    9,932.93x = 13,707.53 × 5,456.78
  4. Step 4: Simplify right side
    9,932.93x = 74,798,975.55
  5. Step 5: Solve for x
    x = 74,798,975.55/9,932.93
  6. Step 6: Final answer
    x = 7,530.40

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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.