Home / 4,431.18-6,645.96-1,657.56

Finding the Fourth Proportional to 4,431.18, 6,645.96 and 1,657.56

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Solution

The fourth proportional to 4,431.18, 6,645.96 and 1,657.56 is: 2,486.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431.18 : 6,645.96 = 1,657.56 : x
  2. Step 2: Convert to fraction form
    4,431.18/6,645.96 = 1,657.56/x
  3. Step 3: Cross multiply
    4,431.18x = 6,645.96 × 1,657.56
  4. Step 4: Simplify right side
    4,431.18x = 11,016,077.46
  5. Step 5: Solve for x
    x = 11,016,077.46/4,431.18
  6. Step 6: Final answer
    x = 2,486.04

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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.