Home / 8,862.60-13,293.84-4,231.56

Finding the Fourth Proportional to 8,862.60, 13,293.84 and 4,231.56

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Solution

The fourth proportional to 8,862.60, 13,293.84 and 4,231.56 is: 6,347.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862.60 : 13,293.84 = 4,231.56 : x
  2. Step 2: Convert to fraction form
    8,862.60/13,293.84 = 4,231.56/x
  3. Step 3: Cross multiply
    8,862.60x = 13,293.84 × 4,231.56
  4. Step 4: Simplify right side
    8,862.60x = 56,253,681.59
  5. Step 5: Solve for x
    x = 56,253,681.59/8,862.60
  6. Step 6: Final answer
    x = 6,347.31

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1.5x scale

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.