Home / 5,252.42-7,249.02-3,156.96

Finding the Fourth Proportional to 5,252.42, 7,249.02 and 3,156.96

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Solution

The fourth proportional to 5,252.42, 7,249.02 and 3,156.96 is: 4,357.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252.42 : 7,249.02 = 3,156.96 : x
  2. Step 2: Convert to fraction form
    5,252.42/7,249.02 = 3,156.96/x
  3. Step 3: Cross multiply
    5,252.42x = 7,249.02 × 3,156.96
  4. Step 4: Simplify right side
    5,252.42x = 22,884,866.18
  5. Step 5: Solve for x
    x = 22,884,866.18/5,252.42
  6. Step 6: Final answer
    x = 4,357.01

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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.