Home / 6,417.20-8,857.68-4,060.10

Finding the Fourth Proportional to 6,417.20, 8,857.68 and 4,060.10

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Solution

The fourth proportional to 6,417.20, 8,857.68 and 4,060.10 is: 5,604.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,417.20 : 8,857.68 = 4,060.10 : x
  2. Step 2: Convert to fraction form
    6,417.20/8,857.68 = 4,060.10/x
  3. Step 3: Cross multiply
    6,417.20x = 8,857.68 × 4,060.10
  4. Step 4: Simplify right side
    6,417.20x = 35,963,066.57
  5. Step 5: Solve for x
    x = 35,963,066.57/6,417.20
  6. Step 6: Final answer
    x = 5,604.17

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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.