Home / 3,875.31-5,343.84-3,373.65

Finding the Fourth Proportional to 3,875.31, 5,343.84 and 3,373.65

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Solution

The fourth proportional to 3,875.31, 5,343.84 and 3,373.65 is: 4,652.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875.31 : 5,343.84 = 3,373.65 : x
  2. Step 2: Convert to fraction form
    3,875.31/5,343.84 = 3,373.65/x
  3. Step 3: Cross multiply
    3,875.31x = 5,343.84 × 3,373.65
  4. Step 4: Simplify right side
    3,875.31x = 18,028,245.82
  5. Step 5: Solve for x
    x = 18,028,245.82/3,875.31
  6. Step 6: Final answer
    x = 4,652.08

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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.