Home / 10,298.59-15,450.20-3,635.56

Finding the Fourth Proportional to 10,298.59, 15,450.20 and 3,635.56

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Solution

The fourth proportional to 10,298.59, 15,450.20 and 3,635.56 is: 5,454.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,298.59 : 15,450.20 = 3,635.56 : x
  2. Step 2: Convert to fraction form
    10,298.59/15,450.20 = 3,635.56/x
  3. Step 3: Cross multiply
    10,298.59x = 15,450.20 × 3,635.56
  4. Step 4: Simplify right side
    10,298.59x = 56,170,138.20
  5. Step 5: Solve for x
    x = 56,170,138.20/10,298.59
  6. Step 6: Final answer
    x = 5,454.16

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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.