Home / 4,006.10-6,003.48-3,139.40

Finding the Fourth Proportional to 4,006.10, 6,003.48 and 3,139.40

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Solution

The fourth proportional to 4,006.10, 6,003.48 and 3,139.40 is: 4,704.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,006.10 : 6,003.48 = 3,139.40 : x
  2. Step 2: Convert to fraction form
    4,006.10/6,003.48 = 3,139.40/x
  3. Step 3: Cross multiply
    4,006.10x = 6,003.48 × 3,139.40
  4. Step 4: Simplify right side
    4,006.10x = 18,847,325.11
  5. Step 5: Solve for x
    x = 18,847,325.11/4,006.10
  6. Step 6: Final answer
    x = 4,704.66

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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.