Home / 8,542.26-11,779.02-5,552.55

Finding the Fourth Proportional to 8,542.26, 11,779.02 and 5,552.55

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Solution

The fourth proportional to 8,542.26, 11,779.02 and 5,552.55 is: 7,656.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,542.26 : 11,779.02 = 5,552.55 : x
  2. Step 2: Convert to fraction form
    8,542.26/11,779.02 = 5,552.55/x
  3. Step 3: Cross multiply
    8,542.26x = 11,779.02 × 5,552.55
  4. Step 4: Simplify right side
    8,542.26x = 65,403,597.50
  5. Step 5: Solve for x
    x = 65,403,597.50/8,542.26
  6. Step 6: Final answer
    x = 7,656.47

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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.