Home / 3,003.62-4,506.77-1,615.34

Finding the Fourth Proportional to 3,003.62, 4,506.77 and 1,615.34

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Solution

The fourth proportional to 3,003.62, 4,506.77 and 1,615.34 is: 2,423.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.62 : 4,506.77 = 1,615.34 : x
  2. Step 2: Convert to fraction form
    3,003.62/4,506.77 = 1,615.34/x
  3. Step 3: Cross multiply
    3,003.62x = 4,506.77 × 1,615.34
  4. Step 4: Simplify right side
    3,003.62x = 7,279,981.16
  5. Step 5: Solve for x
    x = 7,279,981.16/3,003.62
  6. Step 6: Final answer
    x = 2,423.74

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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.