Home / 7,311.56-10,962.24-4,680.68

Finding the Fourth Proportional to 7,311.56, 10,962.24 and 4,680.68

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Solution

The fourth proportional to 7,311.56, 10,962.24 and 4,680.68 is: 7,017.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,311.56 : 10,962.24 = 4,680.68 : x
  2. Step 2: Convert to fraction form
    7,311.56/10,962.24 = 4,680.68/x
  3. Step 3: Cross multiply
    7,311.56x = 10,962.24 × 4,680.68
  4. Step 4: Simplify right side
    7,311.56x = 51,310,737.52
  5. Step 5: Solve for x
    x = 51,310,737.52/7,311.56
  6. Step 6: Final answer
    x = 7,017.76

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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.