Home / 3,525.80-5,285.59-1,332.92

Finding the Fourth Proportional to 3,525.80, 5,285.59 and 1,332.92

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Solution

The fourth proportional to 3,525.80, 5,285.59 and 1,332.92 is: 1,998.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525.80 : 5,285.59 = 1,332.92 : x
  2. Step 2: Convert to fraction form
    3,525.80/5,285.59 = 1,332.92/x
  3. Step 3: Cross multiply
    3,525.80x = 5,285.59 × 1,332.92
  4. Step 4: Simplify right side
    3,525.80x = 7,045,278.50
  5. Step 5: Solve for x
    x = 7,045,278.50/3,525.80
  6. Step 6: Final answer
    x = 1,998.21

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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.