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Finding the Fourth Proportional to 4,598.64, 6,892.20 and 3,280.32

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Solution

The fourth proportional to 4,598.64, 6,892.20 and 3,280.32 is: 4,916.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,598.64 : 6,892.20 = 3,280.32 : x
  2. Step 2: Convert to fraction form
    4,598.64/6,892.20 = 3,280.32/x
  3. Step 3: Cross multiply
    4,598.64x = 6,892.20 × 3,280.32
  4. Step 4: Simplify right side
    4,598.64x = 22,608,621.50
  5. Step 5: Solve for x
    x = 22,608,621.50/4,598.64
  6. Step 6: Final answer
    x = 4,916.37

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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.