Home / 4,400.79-6,600.97-1,113.94

Finding the Fourth Proportional to 4,400.79, 6,600.97 and 1,113.94

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Solution

The fourth proportional to 4,400.79, 6,600.97 and 1,113.94 is: 1,670.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,400.79 : 6,600.97 = 1,113.94 : x
  2. Step 2: Convert to fraction form
    4,400.79/6,600.97 = 1,113.94/x
  3. Step 3: Cross multiply
    4,400.79x = 6,600.97 × 1,113.94
  4. Step 4: Simplify right side
    4,400.79x = 7,353,084.52
  5. Step 5: Solve for x
    x = 7,353,084.52/4,400.79
  6. Step 6: Final answer
    x = 1,670.86

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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.