Home / 5,574.05-7,692.34-3,151.23

Finding the Fourth Proportional to 5,574.05, 7,692.34 and 3,151.23

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Solution

The fourth proportional to 5,574.05, 7,692.34 and 3,151.23 is: 4,348.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,574.05 : 7,692.34 = 3,151.23 : x
  2. Step 2: Convert to fraction form
    5,574.05/7,692.34 = 3,151.23/x
  3. Step 3: Cross multiply
    5,574.05x = 7,692.34 × 3,151.23
  4. Step 4: Simplify right side
    5,574.05x = 24,240,301.76
  5. Step 5: Solve for x
    x = 24,240,301.76/5,574.05
  6. Step 6: Final answer
    x = 4,348.77

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Half scale
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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.