Home / 2,433.55-3,651.60-1,117.70

Finding the Fourth Proportional to 2,433.55, 3,651.60 and 1,117.70

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Solution

The fourth proportional to 2,433.55, 3,651.60 and 1,117.70 is: 1,677.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,433.55 : 3,651.60 = 1,117.70 : x
  2. Step 2: Convert to fraction form
    2,433.55/3,651.60 = 1,117.70/x
  3. Step 3: Cross multiply
    2,433.55x = 3,651.60 × 1,117.70
  4. Step 4: Simplify right side
    2,433.55x = 4,081,393.32
  5. Step 5: Solve for x
    x = 4,081,393.32/2,433.55
  6. Step 6: Final answer
    x = 1,677.14

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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.