Home / 4,744.88-7,117.30-1,282.12

Finding the Fourth Proportional to 4,744.88, 7,117.30 and 1,282.12

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Solution

The fourth proportional to 4,744.88, 7,117.30 and 1,282.12 is: 1,923.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,744.88 : 7,117.30 = 1,282.12 : x
  2. Step 2: Convert to fraction form
    4,744.88/7,117.30 = 1,282.12/x
  3. Step 3: Cross multiply
    4,744.88x = 7,117.30 × 1,282.12
  4. Step 4: Simplify right side
    4,744.88x = 9,125,232.68
  5. Step 5: Solve for x
    x = 9,125,232.68/4,744.88
  6. Step 6: Final answer
    x = 1,923.17

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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.