Home / 4,360.20-6,538.06-1,281.80

Finding the Fourth Proportional to 4,360.20, 6,538.06 and 1,281.80

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Solution

The fourth proportional to 4,360.20, 6,538.06 and 1,281.80 is: 1,922.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,360.20 : 6,538.06 = 1,281.80 : x
  2. Step 2: Convert to fraction form
    4,360.20/6,538.06 = 1,281.80/x
  3. Step 3: Cross multiply
    4,360.20x = 6,538.06 × 1,281.80
  4. Step 4: Simplify right side
    4,360.20x = 8,380,485.31
  5. Step 5: Solve for x
    x = 8,380,485.31/4,360.20
  6. Step 6: Final answer
    x = 1,922.04

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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.