Home / 4,948.16-7,417.92-1,868.16

Finding the Fourth Proportional to 4,948.16, 7,417.92 and 1,868.16

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Solution

The fourth proportional to 4,948.16, 7,417.92 and 1,868.16 is: 2,800.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.16 : 7,417.92 = 1,868.16 : x
  2. Step 2: Convert to fraction form
    4,948.16/7,417.92 = 1,868.16/x
  3. Step 3: Cross multiply
    4,948.16x = 7,417.92 × 1,868.16
  4. Step 4: Simplify right side
    4,948.16x = 13,857,861.43
  5. Step 5: Solve for x
    x = 13,857,861.43/4,948.16
  6. Step 6: Final answer
    x = 2,800.61

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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.