Home / 3,391.49-5,064.60-2,652.77

Finding the Fourth Proportional to 3,391.49, 5,064.60 and 2,652.77

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Solution

The fourth proportional to 3,391.49, 5,064.60 and 2,652.77 is: 3,961.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,391.49 : 5,064.60 = 2,652.77 : x
  2. Step 2: Convert to fraction form
    3,391.49/5,064.60 = 2,652.77/x
  3. Step 3: Cross multiply
    3,391.49x = 5,064.60 × 2,652.77
  4. Step 4: Simplify right side
    3,391.49x = 13,435,193.62
  5. Step 5: Solve for x
    x = 13,435,193.62/3,391.49
  6. Step 6: Final answer
    x = 3,961.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.