Home / 9,020.40-12,447.92-5,041.56

Finding the Fourth Proportional to 9,020.40, 12,447.92 and 5,041.56

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Solution

The fourth proportional to 9,020.40, 12,447.92 and 5,041.56 is: 6,957.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,020.40 : 12,447.92 = 5,041.56 : x
  2. Step 2: Convert to fraction form
    9,020.40/12,447.92 = 5,041.56/x
  3. Step 3: Cross multiply
    9,020.40x = 12,447.92 × 5,041.56
  4. Step 4: Simplify right side
    9,020.40x = 62,756,935.56
  5. Step 5: Solve for x
    x = 62,756,935.56/9,020.40
  6. Step 6: Final answer
    x = 6,957.22

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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.