Home / 7,364.28-11,045.34-2,170.56

Finding the Fourth Proportional to 7,364.28, 11,045.34 and 2,170.56

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Solution

The fourth proportional to 7,364.28, 11,045.34 and 2,170.56 is: 3,255.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,364.28 : 11,045.34 = 2,170.56 : x
  2. Step 2: Convert to fraction form
    7,364.28/11,045.34 = 2,170.56/x
  3. Step 3: Cross multiply
    7,364.28x = 11,045.34 × 2,170.56
  4. Step 4: Simplify right side
    7,364.28x = 23,974,573.19
  5. Step 5: Solve for x
    x = 23,974,573.19/7,364.28
  6. Step 6: Final answer
    x = 3,255.52

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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.