Home / 3,008.10-4,152.32-2,692.79

Finding the Fourth Proportional to 3,008.10, 4,152.32 and 2,692.79

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Solution

The fourth proportional to 3,008.10, 4,152.32 and 2,692.79 is: 3,717.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.10 : 4,152.32 = 2,692.79 : x
  2. Step 2: Convert to fraction form
    3,008.10/4,152.32 = 2,692.79/x
  3. Step 3: Cross multiply
    3,008.10x = 4,152.32 × 2,692.79
  4. Step 4: Simplify right side
    3,008.10x = 11,181,322.69
  5. Step 5: Solve for x
    x = 11,181,322.69/3,008.10
  6. Step 6: Final answer
    x = 3,717.08

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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.