Home / 5,036.88-7,552.96-1,872.12

Finding the Fourth Proportional to 5,036.88, 7,552.96 and 1,872.12

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Solution

The fourth proportional to 5,036.88, 7,552.96 and 1,872.12 is: 2,807.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,036.88 : 7,552.96 = 1,872.12 : x
  2. Step 2: Convert to fraction form
    5,036.88/7,552.96 = 1,872.12/x
  3. Step 3: Cross multiply
    5,036.88x = 7,552.96 × 1,872.12
  4. Step 4: Simplify right side
    5,036.88x = 14,140,047.48
  5. Step 5: Solve for x
    x = 14,140,047.48/5,036.88
  6. Step 6: Final answer
    x = 2,807.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.