Home / 3,548.72-4,885.40-2,663.04

Finding the Fourth Proportional to 3,548.72, 4,885.40 and 2,663.04

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Solution

The fourth proportional to 3,548.72, 4,885.40 and 2,663.04 is: 3,666.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.72 : 4,885.40 = 2,663.04 : x
  2. Step 2: Convert to fraction form
    3,548.72/4,885.40 = 2,663.04/x
  3. Step 3: Cross multiply
    3,548.72x = 4,885.40 × 2,663.04
  4. Step 4: Simplify right side
    3,548.72x = 13,010,015.62
  5. Step 5: Solve for x
    x = 13,010,015.62/3,548.72
  6. Step 6: Final answer
    x = 3,666.11

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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.