Home / 1,521.67-2,279.81-1,032.97

Finding the Fourth Proportional to 1,521.67, 2,279.81 and 1,032.97

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Solution

The fourth proportional to 1,521.67, 2,279.81 and 1,032.97 is: 1,547.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521.67 : 2,279.81 = 1,032.97 : x
  2. Step 2: Convert to fraction form
    1,521.67/2,279.81 = 1,032.97/x
  3. Step 3: Cross multiply
    1,521.67x = 2,279.81 × 1,032.97
  4. Step 4: Simplify right side
    1,521.67x = 2,354,975.34
  5. Step 5: Solve for x
    x = 2,354,975.34/1,521.67
  6. Step 6: Final answer
    x = 1,547.63

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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.