Home / 7,600.76-10,487.32-4,574.56

Finding the Fourth Proportional to 7,600.76, 10,487.32 and 4,574.56

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Solution

The fourth proportional to 7,600.76, 10,487.32 and 4,574.56 is: 6,311.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,600.76 : 10,487.32 = 4,574.56 : x
  2. Step 2: Convert to fraction form
    7,600.76/10,487.32 = 4,574.56/x
  3. Step 3: Cross multiply
    7,600.76x = 10,487.32 × 4,574.56
  4. Step 4: Simplify right side
    7,600.76x = 47,974,874.58
  5. Step 5: Solve for x
    x = 47,974,874.58/7,600.76
  6. Step 6: Final answer
    x = 6,311.85

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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.