Home / 4,001.55-6,002.69-1,370.88

Finding the Fourth Proportional to 4,001.55, 6,002.69 and 1,370.88

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Solution

The fourth proportional to 4,001.55, 6,002.69 and 1,370.88 is: 2,056.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001.55 : 6,002.69 = 1,370.88 : x
  2. Step 2: Convert to fraction form
    4,001.55/6,002.69 = 1,370.88/x
  3. Step 3: Cross multiply
    4,001.55x = 6,002.69 × 1,370.88
  4. Step 4: Simplify right side
    4,001.55x = 8,228,960.81
  5. Step 5: Solve for x
    x = 8,228,960.81/4,001.55
  6. Step 6: Final answer
    x = 2,056.44

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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.