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Finding the Fourth Proportional to 2,841.66, 4,258.17 and 2,547.18

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Solution

The fourth proportional to 2,841.66, 4,258.17 and 2,547.18 is: 3,816.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,841.66 : 4,258.17 = 2,547.18 : x
  2. Step 2: Convert to fraction form
    2,841.66/4,258.17 = 2,547.18/x
  3. Step 3: Cross multiply
    2,841.66x = 4,258.17 × 2,547.18
  4. Step 4: Simplify right side
    2,841.66x = 10,846,325.46
  5. Step 5: Solve for x
    x = 10,846,325.46/2,841.66
  6. Step 6: Final answer
    x = 3,816.90

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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.