Home / 6,648.10-9,174.14-3,995.76

Finding the Fourth Proportional to 6,648.10, 9,174.14 and 3,995.76

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Solution

The fourth proportional to 6,648.10, 9,174.14 and 3,995.76 is: 5,514.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,648.10 : 9,174.14 = 3,995.76 : x
  2. Step 2: Convert to fraction form
    6,648.10/9,174.14 = 3,995.76/x
  3. Step 3: Cross multiply
    6,648.10x = 9,174.14 × 3,995.76
  4. Step 4: Simplify right side
    6,648.10x = 36,657,595.80
  5. Step 5: Solve for x
    x = 36,657,595.80/6,648.10
  6. Step 6: Final answer
    x = 5,514.00

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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.