Home / 3,200.95-4,801.58-1,009.85

Finding the Fourth Proportional to 3,200.95, 4,801.58 and 1,009.85

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Solution

The fourth proportional to 3,200.95, 4,801.58 and 1,009.85 is: 1,514.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200.95 : 4,801.58 = 1,009.85 : x
  2. Step 2: Convert to fraction form
    3,200.95/4,801.58 = 1,009.85/x
  3. Step 3: Cross multiply
    3,200.95x = 4,801.58 × 1,009.85
  4. Step 4: Simplify right side
    3,200.95x = 4,848,875.56
  5. Step 5: Solve for x
    x = 4,848,875.56/3,200.95
  6. Step 6: Final answer
    x = 1,514.82

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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.