Home / 3,532.80-4,875.49-1,960.89

Finding the Fourth Proportional to 3,532.80, 4,875.49 and 1,960.89

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Solution

The fourth proportional to 3,532.80, 4,875.49 and 1,960.89 is: 2,706.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532.80 : 4,875.49 = 1,960.89 : x
  2. Step 2: Convert to fraction form
    3,532.80/4,875.49 = 1,960.89/x
  3. Step 3: Cross multiply
    3,532.80x = 4,875.49 × 1,960.89
  4. Step 4: Simplify right side
    3,532.80x = 9,560,299.59
  5. Step 5: Solve for x
    x = 9,560,299.59/3,532.80
  6. Step 6: Final answer
    x = 2,706.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.