Home / 7,271.38-10,034.49-4,127.59

Finding the Fourth Proportional to 7,271.38, 10,034.49 and 4,127.59

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Solution

The fourth proportional to 7,271.38, 10,034.49 and 4,127.59 is: 5,696.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,271.38 : 10,034.49 = 4,127.59 : x
  2. Step 2: Convert to fraction form
    7,271.38/10,034.49 = 4,127.59/x
  3. Step 3: Cross multiply
    7,271.38x = 10,034.49 × 4,127.59
  4. Step 4: Simplify right side
    7,271.38x = 41,418,260.58
  5. Step 5: Solve for x
    x = 41,418,260.58/7,271.38
  6. Step 6: Final answer
    x = 5,696.07

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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.