Home / 5,079.76-7,014.40-3,194.50

Finding the Fourth Proportional to 5,079.76, 7,014.40 and 3,194.50

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Solution

The fourth proportional to 5,079.76, 7,014.40 and 3,194.50 is: 4,411.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079.76 : 7,014.40 = 3,194.50 : x
  2. Step 2: Convert to fraction form
    5,079.76/7,014.40 = 3,194.50/x
  3. Step 3: Cross multiply
    5,079.76x = 7,014.40 × 3,194.50
  4. Step 4: Simplify right side
    5,079.76x = 22,407,484.83
  5. Step 5: Solve for x
    x = 22,407,484.83/5,079.76
  6. Step 6: Final answer
    x = 4,411.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.