Home / 5,557.46-8,340.30-2,635.76

Finding the Fourth Proportional to 5,557.46, 8,340.30 and 2,635.76

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Solution

The fourth proportional to 5,557.46, 8,340.30 and 2,635.76 is: 3,955.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557.46 : 8,340.30 = 2,635.76 : x
  2. Step 2: Convert to fraction form
    5,557.46/8,340.30 = 2,635.76/x
  3. Step 3: Cross multiply
    5,557.46x = 8,340.30 × 2,635.76
  4. Step 4: Simplify right side
    5,557.46x = 21,983,029.13
  5. Step 5: Solve for x
    x = 21,983,029.13/5,557.46
  6. Step 6: Final answer
    x = 3,955.59

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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.