Home / 7,926.20-10,937.97-4,389.56

Finding the Fourth Proportional to 7,926.20, 10,937.97 and 4,389.56

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Solution

The fourth proportional to 7,926.20, 10,937.97 and 4,389.56 is: 6,057.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,926.20 : 10,937.97 = 4,389.56 : x
  2. Step 2: Convert to fraction form
    7,926.20/10,937.97 = 4,389.56/x
  3. Step 3: Cross multiply
    7,926.20x = 10,937.97 × 4,389.56
  4. Step 4: Simplify right side
    7,926.20x = 48,012,875.59
  5. Step 5: Solve for x
    x = 48,012,875.59/7,926.20
  6. Step 6: Final answer
    x = 6,057.49

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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.