Home / 4,001.34-6,002.04-1,920.86

Finding the Fourth Proportional to 4,001.34, 6,002.04 and 1,920.86

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Solution

The fourth proportional to 4,001.34, 6,002.04 and 1,920.86 is: 2,881.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001.34 : 6,002.04 = 1,920.86 : x
  2. Step 2: Convert to fraction form
    4,001.34/6,002.04 = 1,920.86/x
  3. Step 3: Cross multiply
    4,001.34x = 6,002.04 × 1,920.86
  4. Step 4: Simplify right side
    4,001.34x = 11,529,078.55
  5. Step 5: Solve for x
    x = 11,529,078.55/4,001.34
  6. Step 6: Final answer
    x = 2,881.30

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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.