Home / 11,474.42-15,833.41-6,437.59

Finding the Fourth Proportional to 11,474.42, 15,833.41 and 6,437.59

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Solution

The fourth proportional to 11,474.42, 15,833.41 and 6,437.59 is: 8,883.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,474.42 : 15,833.41 = 6,437.59 : x
  2. Step 2: Convert to fraction form
    11,474.42/15,833.41 = 6,437.59/x
  3. Step 3: Cross multiply
    11,474.42x = 15,833.41 × 6,437.59
  4. Step 4: Simplify right side
    11,474.42x = 101,928,946.20
  5. Step 5: Solve for x
    x = 101,928,946.20/11,474.42
  6. Step 6: Final answer
    x = 8,883.15

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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.