Home / 10,062.60-15,110.10-6,790.20

Finding the Fourth Proportional to 10,062.60, 15,110.10 and 6,790.20

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Solution

The fourth proportional to 10,062.60, 15,110.10 and 6,790.20 is: 10,196.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,062.60 : 15,110.10 = 6,790.20 : x
  2. Step 2: Convert to fraction form
    10,062.60/15,110.10 = 6,790.20/x
  3. Step 3: Cross multiply
    10,062.60x = 15,110.10 × 6,790.20
  4. Step 4: Simplify right side
    10,062.60x = 102,600,601.02
  5. Step 5: Solve for x
    x = 102,600,601.02/10,062.60
  6. Step 6: Final answer
    x = 10,196.23

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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.