Home / 10,170.48-14,034.12-5,920.94

Finding the Fourth Proportional to 10,170.48, 14,034.12 and 5,920.94

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Solution

The fourth proportional to 10,170.48, 14,034.12 and 5,920.94 is: 8,170.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,170.48 : 14,034.12 = 5,920.94 : x
  2. Step 2: Convert to fraction form
    10,170.48/14,034.12 = 5,920.94/x
  3. Step 3: Cross multiply
    10,170.48x = 14,034.12 × 5,920.94
  4. Step 4: Simplify right side
    10,170.48x = 83,095,182.47
  5. Step 5: Solve for x
    x = 83,095,182.47/10,170.48
  6. Step 6: Final answer
    x = 8,170.23

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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.