Home / 3,746.76-5,619.12-1,114.16

Finding the Fourth Proportional to 3,746.76, 5,619.12 and 1,114.16

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Solution

The fourth proportional to 3,746.76, 5,619.12 and 1,114.16 is: 1,670.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746.76 : 5,619.12 = 1,114.16 : x
  2. Step 2: Convert to fraction form
    3,746.76/5,619.12 = 1,114.16/x
  3. Step 3: Cross multiply
    3,746.76x = 5,619.12 × 1,114.16
  4. Step 4: Simplify right side
    3,746.76x = 6,260,572.73
  5. Step 5: Solve for x
    x = 6,260,572.73/3,746.76
  6. Step 6: Final answer
    x = 1,670.93

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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.