Home / 9,020.52-13,532.55-2,779.47

Finding the Fourth Proportional to 9,020.52, 13,532.55 and 2,779.47

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Solution

The fourth proportional to 9,020.52, 13,532.55 and 2,779.47 is: 4,169.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,020.52 : 13,532.55 = 2,779.47 : x
  2. Step 2: Convert to fraction form
    9,020.52/13,532.55 = 2,779.47/x
  3. Step 3: Cross multiply
    9,020.52x = 13,532.55 × 2,779.47
  4. Step 4: Simplify right side
    9,020.52x = 37,613,235.19
  5. Step 5: Solve for x
    x = 37,613,235.19/9,020.52
  6. Step 6: Final answer
    x = 4,169.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.