Home / 10,168.66-14,031.57-5,692.66

Finding the Fourth Proportional to 10,168.66, 14,031.57 and 5,692.66

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Solution

The fourth proportional to 10,168.66, 14,031.57 and 5,692.66 is: 7,855.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,168.66 : 14,031.57 = 5,692.66 : x
  2. Step 2: Convert to fraction form
    10,168.66/14,031.57 = 5,692.66/x
  3. Step 3: Cross multiply
    10,168.66x = 14,031.57 × 5,692.66
  4. Step 4: Simplify right side
    10,168.66x = 79,876,957.28
  5. Step 5: Solve for x
    x = 79,876,957.28/10,168.66
  6. Step 6: Final answer
    x = 7,855.21

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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.