Home / 10,377.50-14,320.95-6,651.50

Finding the Fourth Proportional to 10,377.50, 14,320.95 and 6,651.50

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Solution

The fourth proportional to 10,377.50, 14,320.95 and 6,651.50 is: 9,179.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377.50 : 14,320.95 = 6,651.50 : x
  2. Step 2: Convert to fraction form
    10,377.50/14,320.95 = 6,651.50/x
  3. Step 3: Cross multiply
    10,377.50x = 14,320.95 × 6,651.50
  4. Step 4: Simplify right side
    10,377.50x = 95,255,798.93
  5. Step 5: Solve for x
    x = 95,255,798.93/10,377.50
  6. Step 6: Final answer
    x = 9,179.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.