Home / 5,162.16-7,743.54-1,875.24

Finding the Fourth Proportional to 5,162.16, 7,743.54 and 1,875.24

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Solution

The fourth proportional to 5,162.16, 7,743.54 and 1,875.24 is: 2,812.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162.16 : 7,743.54 = 1,875.24 : x
  2. Step 2: Convert to fraction form
    5,162.16/7,743.54 = 1,875.24/x
  3. Step 3: Cross multiply
    5,162.16x = 7,743.54 × 1,875.24
  4. Step 4: Simplify right side
    5,162.16x = 14,520,995.95
  5. Step 5: Solve for x
    x = 14,520,995.95/5,162.16
  6. Step 6: Final answer
    x = 2,812.97

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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.