Home / 2,707.50-4,061.45-1,537.05

Finding the Fourth Proportional to 2,707.50, 4,061.45 and 1,537.05

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Solution

The fourth proportional to 2,707.50, 4,061.45 and 1,537.05 is: 2,305.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,707.50 : 4,061.45 = 1,537.05 : x
  2. Step 2: Convert to fraction form
    2,707.50/4,061.45 = 1,537.05/x
  3. Step 3: Cross multiply
    2,707.50x = 4,061.45 × 1,537.05
  4. Step 4: Simplify right side
    2,707.50x = 6,242,655.57
  5. Step 5: Solve for x
    x = 6,242,655.57/2,707.50
  6. Step 6: Final answer
    x = 2,305.69

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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.