Home / 10,073.70-15,110.55-4,228.74

Finding the Fourth Proportional to 10,073.70, 15,110.55 and 4,228.74

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Solution

The fourth proportional to 10,073.70, 15,110.55 and 4,228.74 is: 6,343.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,073.70 : 15,110.55 = 4,228.74 : x
  2. Step 2: Convert to fraction form
    10,073.70/15,110.55 = 4,228.74/x
  3. Step 3: Cross multiply
    10,073.70x = 15,110.55 × 4,228.74
  4. Step 4: Simplify right side
    10,073.70x = 63,898,587.21
  5. Step 5: Solve for x
    x = 63,898,587.21/10,073.70
  6. Step 6: Final answer
    x = 6,343.11

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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.