Home / 10,714.38-14,782.95-6,519.66

Finding the Fourth Proportional to 10,714.38, 14,782.95 and 6,519.66

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Solution

The fourth proportional to 10,714.38, 14,782.95 and 6,519.66 is: 8,995.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,714.38 : 14,782.95 = 6,519.66 : x
  2. Step 2: Convert to fraction form
    10,714.38/14,782.95 = 6,519.66/x
  3. Step 3: Cross multiply
    10,714.38x = 14,782.95 × 6,519.66
  4. Step 4: Simplify right side
    10,714.38x = 96,379,807.80
  5. Step 5: Solve for x
    x = 96,379,807.80/10,714.38
  6. Step 6: Final answer
    x = 8,995.37

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1.5x scale

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.