Home / 3,002.03-4,142.67-1,675.70

Finding the Fourth Proportional to 3,002.03, 4,142.67 and 1,675.70

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Solution

The fourth proportional to 3,002.03, 4,142.67 and 1,675.70 is: 2,312.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.03 : 4,142.67 = 1,675.70 : x
  2. Step 2: Convert to fraction form
    3,002.03/4,142.67 = 1,675.70/x
  3. Step 3: Cross multiply
    3,002.03x = 4,142.67 × 1,675.70
  4. Step 4: Simplify right side
    3,002.03x = 6,941,876.19
  5. Step 5: Solve for x
    x = 6,941,876.19/3,002.03
  6. Step 6: Final answer
    x = 2,312.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.