Home / 2,433.79-3,360.60-2,311.48

Finding the Fourth Proportional to 2,433.79, 3,360.60 and 2,311.48

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Solution

The fourth proportional to 2,433.79, 3,360.60 and 2,311.48 is: 3,191.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,433.79 : 3,360.60 = 2,311.48 : x
  2. Step 2: Convert to fraction form
    2,433.79/3,360.60 = 2,311.48/x
  3. Step 3: Cross multiply
    2,433.79x = 3,360.60 × 2,311.48
  4. Step 4: Simplify right side
    2,433.79x = 7,767,931.33
  5. Step 5: Solve for x
    x = 7,767,931.33/2,433.79
  6. Step 6: Final answer
    x = 3,191.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.