Home / 2,418.55-3,624.99-1,117.29

Finding the Fourth Proportional to 2,418.55, 3,624.99 and 1,117.29

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Solution

The fourth proportional to 2,418.55, 3,624.99 and 1,117.29 is: 1,674.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.55 : 3,624.99 = 1,117.29 : x
  2. Step 2: Convert to fraction form
    2,418.55/3,624.99 = 1,117.29/x
  3. Step 3: Cross multiply
    2,418.55x = 3,624.99 × 1,117.29
  4. Step 4: Simplify right side
    2,418.55x = 4,050,146.95
  5. Step 5: Solve for x
    x = 4,050,146.95/2,418.55
  6. Step 6: Final answer
    x = 1,674.62

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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.