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Finding the Fourth Proportional to 4,916.59, 6,785.02 and 2,792.05

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Solution

The fourth proportional to 4,916.59, 6,785.02 and 2,792.05 is: 3,853.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916.59 : 6,785.02 = 2,792.05 : x
  2. Step 2: Convert to fraction form
    4,916.59/6,785.02 = 2,792.05/x
  3. Step 3: Cross multiply
    4,916.59x = 6,785.02 × 2,792.05
  4. Step 4: Simplify right side
    4,916.59x = 18,944,101.62
  5. Step 5: Solve for x
    x = 18,944,101.62/4,916.59
  6. Step 6: Final answer
    x = 3,853.10

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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.