Home / 7,256.18-10,894.35-3,748.78

Finding the Fourth Proportional to 7,256.18, 10,894.35 and 3,748.78

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Solution

The fourth proportional to 7,256.18, 10,894.35 and 3,748.78 is: 5,628.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,256.18 : 10,894.35 = 3,748.78 : x
  2. Step 2: Convert to fraction form
    7,256.18/10,894.35 = 3,748.78/x
  3. Step 3: Cross multiply
    7,256.18x = 10,894.35 × 3,748.78
  4. Step 4: Simplify right side
    7,256.18x = 40,840,527.98
  5. Step 5: Solve for x
    x = 40,840,527.98/7,256.18
  6. Step 6: Final answer
    x = 5,628.38

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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.