Home / 4,868.98-7,305.36-1,948.12

Finding the Fourth Proportional to 4,868.98, 7,305.36 and 1,948.12

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Solution

The fourth proportional to 4,868.98, 7,305.36 and 1,948.12 is: 2,922.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,868.98 : 7,305.36 = 1,948.12 : x
  2. Step 2: Convert to fraction form
    4,868.98/7,305.36 = 1,948.12/x
  3. Step 3: Cross multiply
    4,868.98x = 7,305.36 × 1,948.12
  4. Step 4: Simplify right side
    4,868.98x = 14,231,717.92
  5. Step 5: Solve for x
    x = 14,231,717.92/4,868.98
  6. Step 6: Final answer
    x = 2,922.94

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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.