Home / 9,020.34-12,447.61-5,040.68

Finding the Fourth Proportional to 9,020.34, 12,447.61 and 5,040.68

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Solution

The fourth proportional to 9,020.34, 12,447.61 and 5,040.68 is: 6,955.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,020.34 : 12,447.61 = 5,040.68 : x
  2. Step 2: Convert to fraction form
    9,020.34/12,447.61 = 5,040.68/x
  3. Step 3: Cross multiply
    9,020.34x = 12,447.61 × 5,040.68
  4. Step 4: Simplify right side
    9,020.34x = 62,744,343.94
  5. Step 5: Solve for x
    x = 62,744,343.94/9,020.34
  6. Step 6: Final answer
    x = 6,955.87

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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.