Home / 6,720.46-10,079.15-2,560.94

Finding the Fourth Proportional to 6,720.46, 10,079.15 and 2,560.94

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Solution

The fourth proportional to 6,720.46, 10,079.15 and 2,560.94 is: 3,840.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720.46 : 10,079.15 = 2,560.94 : x
  2. Step 2: Convert to fraction form
    6,720.46/10,079.15 = 2,560.94/x
  3. Step 3: Cross multiply
    6,720.46x = 10,079.15 × 2,560.94
  4. Step 4: Simplify right side
    6,720.46x = 25,812,098.40
  5. Step 5: Solve for x
    x = 25,812,098.40/6,720.46
  6. Step 6: Final answer
    x = 3,840.82

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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.