Home / 3,302.85-4,557.60-2,123.04

Finding the Fourth Proportional to 3,302.85, 4,557.60 and 2,123.04

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Solution

The fourth proportional to 3,302.85, 4,557.60 and 2,123.04 is: 2,929.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,302.85 : 4,557.60 = 2,123.04 : x
  2. Step 2: Convert to fraction form
    3,302.85/4,557.60 = 2,123.04/x
  3. Step 3: Cross multiply
    3,302.85x = 4,557.60 × 2,123.04
  4. Step 4: Simplify right side
    3,302.85x = 9,675,967.10
  5. Step 5: Solve for x
    x = 9,675,967.10/3,302.85
  6. Step 6: Final answer
    x = 2,929.58

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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.