Home / 4,916.39-6,781.10-3,025.50

Finding the Fourth Proportional to 4,916.39, 6,781.10 and 3,025.50

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Solution

The fourth proportional to 4,916.39, 6,781.10 and 3,025.50 is: 4,173.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916.39 : 6,781.10 = 3,025.50 : x
  2. Step 2: Convert to fraction form
    4,916.39/6,781.10 = 3,025.50/x
  3. Step 3: Cross multiply
    4,916.39x = 6,781.10 × 3,025.50
  4. Step 4: Simplify right side
    4,916.39x = 20,516,200.18
  5. Step 5: Solve for x
    x = 20,516,200.18/4,916.39
  6. Step 6: Final answer
    x = 4,173.02

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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.