Home / 6,225.60-9,339.30-2,938.80

Finding the Fourth Proportional to 6,225.60, 9,339.30 and 2,938.80

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Solution

The fourth proportional to 6,225.60, 9,339.30 and 2,938.80 is: 4,408.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,225.60 : 9,339.30 = 2,938.80 : x
  2. Step 2: Convert to fraction form
    6,225.60/9,339.30 = 2,938.80/x
  3. Step 3: Cross multiply
    6,225.60x = 9,339.30 × 2,938.80
  4. Step 4: Simplify right side
    6,225.60x = 27,446,334.84
  5. Step 5: Solve for x
    x = 27,446,334.84/6,225.60
  6. Step 6: Final answer
    x = 4,408.62

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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.