Home / 7,338.48-10,943.34-6,541.80

Finding the Fourth Proportional to 7,338.48, 10,943.34 and 6,541.80

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Solution

The fourth proportional to 7,338.48, 10,943.34 and 6,541.80 is: 9,755.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.48 : 10,943.34 = 6,541.80 : x
  2. Step 2: Convert to fraction form
    7,338.48/10,943.34 = 6,541.80/x
  3. Step 3: Cross multiply
    7,338.48x = 10,943.34 × 6,541.80
  4. Step 4: Simplify right side
    7,338.48x = 71,589,141.61
  5. Step 5: Solve for x
    x = 71,589,141.61/7,338.48
  6. Step 6: Final answer
    x = 9,755.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.