Home / 7,177.01-9,901.45-5,293.11

Finding the Fourth Proportional to 7,177.01, 9,901.45 and 5,293.11

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Solution

The fourth proportional to 7,177.01, 9,901.45 and 5,293.11 is: 7,302.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,177.01 : 9,901.45 = 5,293.11 : x
  2. Step 2: Convert to fraction form
    7,177.01/9,901.45 = 5,293.11/x
  3. Step 3: Cross multiply
    7,177.01x = 9,901.45 × 5,293.11
  4. Step 4: Simplify right side
    7,177.01x = 52,409,473.43
  5. Step 5: Solve for x
    x = 52,409,473.43/7,177.01
  6. Step 6: Final answer
    x = 7,302.42

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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.