Home / 4,006.48-6,005.55-1,667.74

Finding the Fourth Proportional to 4,006.48, 6,005.55 and 1,667.74

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Solution

The fourth proportional to 4,006.48, 6,005.55 and 1,667.74 is: 2,499.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,006.48 : 6,005.55 = 1,667.74 : x
  2. Step 2: Convert to fraction form
    4,006.48/6,005.55 = 1,667.74/x
  3. Step 3: Cross multiply
    4,006.48x = 6,005.55 × 1,667.74
  4. Step 4: Simplify right side
    4,006.48x = 10,015,695.96
  5. Step 5: Solve for x
    x = 10,015,695.96/4,006.48
  6. Step 6: Final answer
    x = 2,499.87

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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.