Home / 10,042.52-15,063.81-3,117.02

Finding the Fourth Proportional to 10,042.52, 15,063.81 and 3,117.02

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Solution

The fourth proportional to 10,042.52, 15,063.81 and 3,117.02 is: 4,675.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,042.52 : 15,063.81 = 3,117.02 : x
  2. Step 2: Convert to fraction form
    10,042.52/15,063.81 = 3,117.02/x
  3. Step 3: Cross multiply
    10,042.52x = 15,063.81 × 3,117.02
  4. Step 4: Simplify right side
    10,042.52x = 46,954,197.05
  5. Step 5: Solve for x
    x = 46,954,197.05/10,042.52
  6. Step 6: Final answer
    x = 4,675.54

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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.