Home / 6,554.47-9,045.38-3,721.97

Finding the Fourth Proportional to 6,554.47, 9,045.38 and 3,721.97

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Solution

The fourth proportional to 6,554.47, 9,045.38 and 3,721.97 is: 5,136.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,554.47 : 9,045.38 = 3,721.97 : x
  2. Step 2: Convert to fraction form
    6,554.47/9,045.38 = 3,721.97/x
  3. Step 3: Cross multiply
    6,554.47x = 9,045.38 × 3,721.97
  4. Step 4: Simplify right side
    6,554.47x = 33,666,597.08
  5. Step 5: Solve for x
    x = 33,666,597.08/6,554.47
  6. Step 6: Final answer
    x = 5,136.44

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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.