Home / 1,618.79-2,423.28-1,464.76

Finding the Fourth Proportional to 1,618.79, 2,423.28 and 1,464.76

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Solution

The fourth proportional to 1,618.79, 2,423.28 and 1,464.76 is: 2,192.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618.79 : 2,423.28 = 1,464.76 : x
  2. Step 2: Convert to fraction form
    1,618.79/2,423.28 = 1,464.76/x
  3. Step 3: Cross multiply
    1,618.79x = 2,423.28 × 1,464.76
  4. Step 4: Simplify right side
    1,618.79x = 3,549,523.61
  5. Step 5: Solve for x
    x = 3,549,523.61/1,618.79
  6. Step 6: Final answer
    x = 2,192.70

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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.