Home / 9,422.38-13,001.37-5,444.02

Finding the Fourth Proportional to 9,422.38, 13,001.37 and 5,444.02

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Solution

The fourth proportional to 9,422.38, 13,001.37 and 5,444.02 is: 7,511.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,422.38 : 13,001.37 = 5,444.02 : x
  2. Step 2: Convert to fraction form
    9,422.38/13,001.37 = 5,444.02/x
  3. Step 3: Cross multiply
    9,422.38x = 13,001.37 × 5,444.02
  4. Step 4: Simplify right side
    9,422.38x = 70,779,718.31
  5. Step 5: Solve for x
    x = 70,779,718.31/9,422.38
  6. Step 6: Final answer
    x = 7,511.87

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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.