Home / 2,071.34-3,104.85-1,547.66

Finding the Fourth Proportional to 2,071.34, 3,104.85 and 1,547.66

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Solution

The fourth proportional to 2,071.34, 3,104.85 and 1,547.66 is: 2,319.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,071.34 : 3,104.85 = 1,547.66 : x
  2. Step 2: Convert to fraction form
    2,071.34/3,104.85 = 1,547.66/x
  3. Step 3: Cross multiply
    2,071.34x = 3,104.85 × 1,547.66
  4. Step 4: Simplify right side
    2,071.34x = 4,805,252.15
  5. Step 5: Solve for x
    x = 4,805,252.15/2,071.34
  6. Step 6: Final answer
    x = 2,319.88

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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.