Home / 3,302.60-4,557.68-1,866.85

Finding the Fourth Proportional to 3,302.60, 4,557.68 and 1,866.85

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Solution

The fourth proportional to 3,302.60, 4,557.68 and 1,866.85 is: 2,576.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,302.60 : 4,557.68 = 1,866.85 : x
  2. Step 2: Convert to fraction form
    3,302.60/4,557.68 = 1,866.85/x
  3. Step 3: Cross multiply
    3,302.60x = 4,557.68 × 1,866.85
  4. Step 4: Simplify right side
    3,302.60x = 8,508,495.57
  5. Step 5: Solve for x
    x = 8,508,495.57/3,302.60
  6. Step 6: Final answer
    x = 2,576.30

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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.