Home / 3,525.61-5,288.54-1,060.78

Finding the Fourth Proportional to 3,525.61, 5,288.54 and 1,060.78

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Solution

The fourth proportional to 3,525.61, 5,288.54 and 1,060.78 is: 1,591.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525.61 : 5,288.54 = 1,060.78 : x
  2. Step 2: Convert to fraction form
    3,525.61/5,288.54 = 1,060.78/x
  3. Step 3: Cross multiply
    3,525.61x = 5,288.54 × 1,060.78
  4. Step 4: Simplify right side
    3,525.61x = 5,609,953.67
  5. Step 5: Solve for x
    x = 5,609,953.67/3,525.61
  6. Step 6: Final answer
    x = 1,591.20

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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.