Home / 3,657.32-5,043.20-2,948.41

Finding the Fourth Proportional to 3,657.32, 5,043.20 and 2,948.41

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Solution

The fourth proportional to 3,657.32, 5,043.20 and 2,948.41 is: 4,065.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,657.32 : 5,043.20 = 2,948.41 : x
  2. Step 2: Convert to fraction form
    3,657.32/5,043.20 = 2,948.41/x
  3. Step 3: Cross multiply
    3,657.32x = 5,043.20 × 2,948.41
  4. Step 4: Simplify right side
    3,657.32x = 14,869,393.96
  5. Step 5: Solve for x
    x = 14,869,393.96/3,657.32
  6. Step 6: Final answer
    x = 4,065.66

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1.5x scale

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.