Home / 4,066.12-5,602.98-2,807.56

Finding the Fourth Proportional to 4,066.12, 5,602.98 and 2,807.56

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Solution

The fourth proportional to 4,066.12, 5,602.98 and 2,807.56 is: 3,868.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,066.12 : 5,602.98 = 2,807.56 : x
  2. Step 2: Convert to fraction form
    4,066.12/5,602.98 = 2,807.56/x
  3. Step 3: Cross multiply
    4,066.12x = 5,602.98 × 2,807.56
  4. Step 4: Simplify right side
    4,066.12x = 15,730,702.53
  5. Step 5: Solve for x
    x = 15,730,702.53/4,066.12
  6. Step 6: Final answer
    x = 3,868.73

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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.