Home / 1,513.18-2,269.97-1,473.08

Finding the Fourth Proportional to 1,513.18, 2,269.97 and 1,473.08

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Solution

The fourth proportional to 1,513.18, 2,269.97 and 1,473.08 is: 2,209.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513.18 : 2,269.97 = 1,473.08 : x
  2. Step 2: Convert to fraction form
    1,513.18/2,269.97 = 1,473.08/x
  3. Step 3: Cross multiply
    1,513.18x = 2,269.97 × 1,473.08
  4. Step 4: Simplify right side
    1,513.18x = 3,343,840.04
  5. Step 5: Solve for x
    x = 3,343,840.04/1,513.18
  6. Step 6: Final answer
    x = 2,209.82

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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.