Home / 2,842.76-4,265.36-1,545.16

Finding the Fourth Proportional to 2,842.76, 4,265.36 and 1,545.16

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Solution

The fourth proportional to 2,842.76, 4,265.36 and 1,545.16 is: 2,318.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842.76 : 4,265.36 = 1,545.16 : x
  2. Step 2: Convert to fraction form
    2,842.76/4,265.36 = 1,545.16/x
  3. Step 3: Cross multiply
    2,842.76x = 4,265.36 × 1,545.16
  4. Step 4: Simplify right side
    2,842.76x = 6,590,663.66
  5. Step 5: Solve for x
    x = 6,590,663.66/2,842.76
  6. Step 6: Final answer
    x = 2,318.40

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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.