Home / 10,088.44-15,119.55-5,645.92

Finding the Fourth Proportional to 10,088.44, 15,119.55 and 5,645.92

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Solution

The fourth proportional to 10,088.44, 15,119.55 and 5,645.92 is: 8,461.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,088.44 : 15,119.55 = 5,645.92 : x
  2. Step 2: Convert to fraction form
    10,088.44/15,119.55 = 5,645.92/x
  3. Step 3: Cross multiply
    10,088.44x = 15,119.55 × 5,645.92
  4. Step 4: Simplify right side
    10,088.44x = 85,363,769.74
  5. Step 5: Solve for x
    x = 85,363,769.74/10,088.44
  6. Step 6: Final answer
    x = 8,461.54

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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.