Home / 7,937.09-10,948.20-5,108.13

Finding the Fourth Proportional to 7,937.09, 10,948.20 and 5,108.13

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Solution

The fourth proportional to 7,937.09, 10,948.20 and 5,108.13 is: 7,046.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,937.09 : 10,948.20 = 5,108.13 : x
  2. Step 2: Convert to fraction form
    7,937.09/10,948.20 = 5,108.13/x
  3. Step 3: Cross multiply
    7,937.09x = 10,948.20 × 5,108.13
  4. Step 4: Simplify right side
    7,937.09x = 55,924,809.71
  5. Step 5: Solve for x
    x = 55,924,809.71/7,937.09
  6. Step 6: Final answer
    x = 7,046.01

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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.