Home / 6,118.20-9,156.92-4,649.13

Finding the Fourth Proportional to 6,118.20, 9,156.92 and 4,649.13

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Solution

The fourth proportional to 6,118.20, 9,156.92 and 4,649.13 is: 6,958.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118.20 : 9,156.92 = 4,649.13 : x
  2. Step 2: Convert to fraction form
    6,118.20/9,156.92 = 4,649.13/x
  3. Step 3: Cross multiply
    6,118.20x = 9,156.92 × 4,649.13
  4. Step 4: Simplify right side
    6,118.20x = 42,571,688.23
  5. Step 5: Solve for x
    x = 42,571,688.23/6,118.20
  6. Step 6: Final answer
    x = 6,958.20

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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.