Home / 6,445.32-9,667.35-2,061.60

Finding the Fourth Proportional to 6,445.32, 9,667.35 and 2,061.60

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Solution

The fourth proportional to 6,445.32, 9,667.35 and 2,061.60 is: 3,092.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,445.32 : 9,667.35 = 2,061.60 : x
  2. Step 2: Convert to fraction form
    6,445.32/9,667.35 = 2,061.60/x
  3. Step 3: Cross multiply
    6,445.32x = 9,667.35 × 2,061.60
  4. Step 4: Simplify right side
    6,445.32x = 19,930,208.76
  5. Step 5: Solve for x
    x = 19,930,208.76/6,445.32
  6. Step 6: Final answer
    x = 3,092.20

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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.