Home / 8,475.23-12,713.15-3,538.08

Finding the Fourth Proportional to 8,475.23, 12,713.15 and 3,538.08

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Solution

The fourth proportional to 8,475.23, 12,713.15 and 3,538.08 is: 5,307.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,475.23 : 12,713.15 = 3,538.08 : x
  2. Step 2: Convert to fraction form
    8,475.23/12,713.15 = 3,538.08/x
  3. Step 3: Cross multiply
    8,475.23x = 12,713.15 × 3,538.08
  4. Step 4: Simplify right side
    8,475.23x = 44,980,150.60
  5. Step 5: Solve for x
    x = 44,980,150.60/8,475.23
  6. Step 6: Final answer
    x = 5,307.25

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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.