Home / 5,537.21-7,641.06-3,146.87

Finding the Fourth Proportional to 5,537.21, 7,641.06 and 3,146.87

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Solution

The fourth proportional to 5,537.21, 7,641.06 and 3,146.87 is: 4,342.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,537.21 : 7,641.06 = 3,146.87 : x
  2. Step 2: Convert to fraction form
    5,537.21/7,641.06 = 3,146.87/x
  3. Step 3: Cross multiply
    5,537.21x = 7,641.06 × 3,146.87
  4. Step 4: Simplify right side
    5,537.21x = 24,045,384.28
  5. Step 5: Solve for x
    x = 24,045,384.28/5,537.21
  6. Step 6: Final answer
    x = 4,342.51

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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.