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Finding the Fourth Proportional to 5,395, 7,445.06 and 3,037.10

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Solution

The fourth proportional to 5,395, 7,445.06 and 3,037.10 is: 4,191.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395 : 7,445.06 = 3,037.10 : x
  2. Step 2: Convert to fraction form
    5,395/7,445.06 = 3,037.10/x
  3. Step 3: Cross multiply
    5,395x = 7,445.06 × 3,037.10
  4. Step 4: Simplify right side
    5,395x = 22,611,391.73
  5. Step 5: Solve for x
    x = 22,611,391.73/5,395
  6. Step 6: Final answer
    x = 4,191.18

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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.