Home / 7,040.56-10,548.94-4,258.72

Finding the Fourth Proportional to 7,040.56, 10,548.94 and 4,258.72

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Solution

The fourth proportional to 7,040.56, 10,548.94 and 4,258.72 is: 6,380.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,040.56 : 10,548.94 = 4,258.72 : x
  2. Step 2: Convert to fraction form
    7,040.56/10,548.94 = 4,258.72/x
  3. Step 3: Cross multiply
    7,040.56x = 10,548.94 × 4,258.72
  4. Step 4: Simplify right side
    7,040.56x = 44,924,981.76
  5. Step 5: Solve for x
    x = 44,924,981.76/7,040.56
  6. Step 6: Final answer
    x = 6,380.88

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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.