Home / 6,554.32-9,043.55-3,721.49

Finding the Fourth Proportional to 6,554.32, 9,043.55 and 3,721.49

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Solution

The fourth proportional to 6,554.32, 9,043.55 and 3,721.49 is: 5,134.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,554.32 : 9,043.55 = 3,721.49 : x
  2. Step 2: Convert to fraction form
    6,554.32/9,043.55 = 3,721.49/x
  3. Step 3: Cross multiply
    6,554.32x = 9,043.55 × 3,721.49
  4. Step 4: Simplify right side
    6,554.32x = 33,655,515.80
  5. Step 5: Solve for x
    x = 33,655,515.80/6,554.32
  6. Step 6: Final answer
    x = 5,134.86

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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.