Home / 4,254.78-6,382.17-4,068.90

Finding the Fourth Proportional to 4,254.78, 6,382.17 and 4,068.90

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Solution

The fourth proportional to 4,254.78, 6,382.17 and 4,068.90 is: 6,103.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,254.78 : 6,382.17 = 4,068.90 : x
  2. Step 2: Convert to fraction form
    4,254.78/6,382.17 = 4,068.90/x
  3. Step 3: Cross multiply
    4,254.78x = 6,382.17 × 4,068.90
  4. Step 4: Simplify right side
    4,254.78x = 25,968,411.51
  5. Step 5: Solve for x
    x = 25,968,411.51/4,254.78
  6. Step 6: Final answer
    x = 6,103.35

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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.