Home / 3,924.90-5,885.46-2,281.91

Finding the Fourth Proportional to 3,924.90, 5,885.46 and 2,281.91

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Solution

The fourth proportional to 3,924.90, 5,885.46 and 2,281.91 is: 3,421.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924.90 : 5,885.46 = 2,281.91 : x
  2. Step 2: Convert to fraction form
    3,924.90/5,885.46 = 2,281.91/x
  3. Step 3: Cross multiply
    3,924.90x = 5,885.46 × 2,281.91
  4. Step 4: Simplify right side
    3,924.90x = 13,430,060.60
  5. Step 5: Solve for x
    x = 13,430,060.60/3,924.90
  6. Step 6: Final answer
    x = 3,421.76

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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.