Home / 4,989.92-7,457.79-4,595.85

Finding the Fourth Proportional to 4,989.92, 7,457.79 and 4,595.85

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Solution

The fourth proportional to 4,989.92, 7,457.79 and 4,595.85 is: 6,868.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989.92 : 7,457.79 = 4,595.85 : x
  2. Step 2: Convert to fraction form
    4,989.92/7,457.79 = 4,595.85/x
  3. Step 3: Cross multiply
    4,989.92x = 7,457.79 × 4,595.85
  4. Step 4: Simplify right side
    4,989.92x = 34,274,884.17
  5. Step 5: Solve for x
    x = 34,274,884.17/4,989.92
  6. Step 6: Final answer
    x = 6,868.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.