Home / 5,396.10-7,445.79-3,037.74

Finding the Fourth Proportional to 5,396.10, 7,445.79 and 3,037.74

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Solution

The fourth proportional to 5,396.10, 7,445.79 and 3,037.74 is: 4,191.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,396.10 : 7,445.79 = 3,037.74 : x
  2. Step 2: Convert to fraction form
    5,396.10/7,445.79 = 3,037.74/x
  3. Step 3: Cross multiply
    5,396.10x = 7,445.79 × 3,037.74
  4. Step 4: Simplify right side
    5,396.10x = 22,618,374.11
  5. Step 5: Solve for x
    x = 22,618,374.11/5,396.10
  6. Step 6: Final answer
    x = 4,191.62

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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.