Home / 2,366.64-3,545.52-1,213.20

Finding the Fourth Proportional to 2,366.64, 3,545.52 and 1,213.20

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Solution

The fourth proportional to 2,366.64, 3,545.52 and 1,213.20 is: 1,817.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,366.64 : 3,545.52 = 1,213.20 : x
  2. Step 2: Convert to fraction form
    2,366.64/3,545.52 = 1,213.20/x
  3. Step 3: Cross multiply
    2,366.64x = 3,545.52 × 1,213.20
  4. Step 4: Simplify right side
    2,366.64x = 4,301,424.86
  5. Step 5: Solve for x
    x = 4,301,424.86/2,366.64
  6. Step 6: Final answer
    x = 1,817.52

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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.