Home / 8,332.08-12,493.44-2,782.50

Finding the Fourth Proportional to 8,332.08, 12,493.44 and 2,782.50

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Solution

The fourth proportional to 8,332.08, 12,493.44 and 2,782.50 is: 4,172.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,332.08 : 12,493.44 = 2,782.50 : x
  2. Step 2: Convert to fraction form
    8,332.08/12,493.44 = 2,782.50/x
  3. Step 3: Cross multiply
    8,332.08x = 12,493.44 × 2,782.50
  4. Step 4: Simplify right side
    8,332.08x = 34,762,996.80
  5. Step 5: Solve for x
    x = 34,762,996.80/8,332.08
  6. Step 6: Final answer
    x = 4,172.19

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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.