Home / 6,612.30-9,920.88-2,717.01

Finding the Fourth Proportional to 6,612.30, 9,920.88 and 2,717.01

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Solution

The fourth proportional to 6,612.30, 9,920.88 and 2,717.01 is: 4,076.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,612.30 : 9,920.88 = 2,717.01 : x
  2. Step 2: Convert to fraction form
    6,612.30/9,920.88 = 2,717.01/x
  3. Step 3: Cross multiply
    6,612.30x = 9,920.88 × 2,717.01
  4. Step 4: Simplify right side
    6,612.30x = 26,955,130.17
  5. Step 5: Solve for x
    x = 26,955,130.17/6,612.30
  6. Step 6: Final answer
    x = 4,076.51

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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.