Home / 1,459.28-2,177.96-1,335.35

Finding the Fourth Proportional to 1,459.28, 2,177.96 and 1,335.35

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Solution

The fourth proportional to 1,459.28, 2,177.96 and 1,335.35 is: 1,992.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459.28 : 2,177.96 = 1,335.35 : x
  2. Step 2: Convert to fraction form
    1,459.28/2,177.96 = 1,335.35/x
  3. Step 3: Cross multiply
    1,459.28x = 2,177.96 × 1,335.35
  4. Step 4: Simplify right side
    1,459.28x = 2,908,337.65
  5. Step 5: Solve for x
    x = 2,908,337.65/1,459.28
  6. Step 6: Final answer
    x = 1,992.99

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.