Home / 8,349.30-12,515.45-4,650.84

Finding the Fourth Proportional to 8,349.30, 12,515.45 and 4,650.84

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Solution

The fourth proportional to 8,349.30, 12,515.45 and 4,650.84 is: 6,971.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,349.30 : 12,515.45 = 4,650.84 : x
  2. Step 2: Convert to fraction form
    8,349.30/12,515.45 = 4,650.84/x
  3. Step 3: Cross multiply
    8,349.30x = 12,515.45 × 4,650.84
  4. Step 4: Simplify right side
    8,349.30x = 58,207,332.22
  5. Step 5: Solve for x
    x = 58,207,332.22/8,349.30
  6. Step 6: Final answer
    x = 6,971.52

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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.