Home / 3,746.50-5,170.02-2,152.06

Finding the Fourth Proportional to 3,746.50, 5,170.02 and 2,152.06

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Solution

The fourth proportional to 3,746.50, 5,170.02 and 2,152.06 is: 2,969.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746.50 : 5,170.02 = 2,152.06 : x
  2. Step 2: Convert to fraction form
    3,746.50/5,170.02 = 2,152.06/x
  3. Step 3: Cross multiply
    3,746.50x = 5,170.02 × 2,152.06
  4. Step 4: Simplify right side
    3,746.50x = 11,126,193.24
  5. Step 5: Solve for x
    x = 11,126,193.24/3,746.50
  6. Step 6: Final answer
    x = 2,969.76

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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.