Home / 4,475.40-6,714.44-1,553.72

Finding the Fourth Proportional to 4,475.40, 6,714.44 and 1,553.72

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Solution

The fourth proportional to 4,475.40, 6,714.44 and 1,553.72 is: 2,331.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,475.40 : 6,714.44 = 1,553.72 : x
  2. Step 2: Convert to fraction form
    4,475.40/6,714.44 = 1,553.72/x
  3. Step 3: Cross multiply
    4,475.40x = 6,714.44 × 1,553.72
  4. Step 4: Simplify right side
    4,475.40x = 10,432,359.72
  5. Step 5: Solve for x
    x = 10,432,359.72/4,475.40
  6. Step 6: Final answer
    x = 2,331.05

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1.5x scale

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.