Home / 3,651.29-5,478.98-1,460.18

Finding the Fourth Proportional to 3,651.29, 5,478.98 and 1,460.18

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Solution

The fourth proportional to 3,651.29, 5,478.98 and 1,460.18 is: 2,191.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,651.29 : 5,478.98 = 1,460.18 : x
  2. Step 2: Convert to fraction form
    3,651.29/5,478.98 = 1,460.18/x
  3. Step 3: Cross multiply
    3,651.29x = 5,478.98 × 1,460.18
  4. Step 4: Simplify right side
    3,651.29x = 8,000,321.39
  5. Step 5: Solve for x
    x = 8,000,321.39/3,651.29
  6. Step 6: Final answer
    x = 2,191.10

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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.