Home / 9,591.12-14,355.36-5,197.68

Finding the Fourth Proportional to 9,591.12, 14,355.36 and 5,197.68

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Solution

The fourth proportional to 9,591.12, 14,355.36 and 5,197.68 is: 7,779.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,591.12 : 14,355.36 = 5,197.68 : x
  2. Step 2: Convert to fraction form
    9,591.12/14,355.36 = 5,197.68/x
  3. Step 3: Cross multiply
    9,591.12x = 14,355.36 × 5,197.68
  4. Step 4: Simplify right side
    9,591.12x = 74,614,567.56
  5. Step 5: Solve for x
    x = 74,614,567.56/9,591.12
  6. Step 6: Final answer
    x = 7,779.55

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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.