Home / 5,022.64-7,532.80-2,100.96

Finding the Fourth Proportional to 5,022.64, 7,532.80 and 2,100.96

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Solution

The fourth proportional to 5,022.64, 7,532.80 and 2,100.96 is: 3,150.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,022.64 : 7,532.80 = 2,100.96 : x
  2. Step 2: Convert to fraction form
    5,022.64/7,532.80 = 2,100.96/x
  3. Step 3: Cross multiply
    5,022.64x = 7,532.80 × 2,100.96
  4. Step 4: Simplify right side
    5,022.64x = 15,826,111.49
  5. Step 5: Solve for x
    x = 15,826,111.49/5,022.64
  6. Step 6: Final answer
    x = 3,150.95

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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.