Home / 4,315.56-6,473.46-1,393.88

Finding the Fourth Proportional to 4,315.56, 6,473.46 and 1,393.88

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Solution

The fourth proportional to 4,315.56, 6,473.46 and 1,393.88 is: 2,090.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,315.56 : 6,473.46 = 1,393.88 : x
  2. Step 2: Convert to fraction form
    4,315.56/6,473.46 = 1,393.88/x
  3. Step 3: Cross multiply
    4,315.56x = 6,473.46 × 1,393.88
  4. Step 4: Simplify right side
    4,315.56x = 9,023,226.42
  5. Step 5: Solve for x
    x = 9,023,226.42/4,315.56
  6. Step 6: Final answer
    x = 2,090.86

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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.