Home / 5,340.39-7,368.10-3,350.89

Finding the Fourth Proportional to 5,340.39, 7,368.10 and 3,350.89

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Solution

The fourth proportional to 5,340.39, 7,368.10 and 3,350.89 is: 4,623.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340.39 : 7,368.10 = 3,350.89 : x
  2. Step 2: Convert to fraction form
    5,340.39/7,368.10 = 3,350.89/x
  3. Step 3: Cross multiply
    5,340.39x = 7,368.10 × 3,350.89
  4. Step 4: Simplify right side
    5,340.39x = 24,689,692.61
  5. Step 5: Solve for x
    x = 24,689,692.61/5,340.39
  6. Step 6: Final answer
    x = 4,623.20

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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.