Home / 5,660.28-8,491.23-2,888.73

Finding the Fourth Proportional to 5,660.28, 8,491.23 and 2,888.73

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Solution

The fourth proportional to 5,660.28, 8,491.23 and 2,888.73 is: 4,333.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,660.28 : 8,491.23 = 2,888.73 : x
  2. Step 2: Convert to fraction form
    5,660.28/8,491.23 = 2,888.73/x
  3. Step 3: Cross multiply
    5,660.28x = 8,491.23 × 2,888.73
  4. Step 4: Simplify right side
    5,660.28x = 24,528,870.84
  5. Step 5: Solve for x
    x = 24,528,870.84/5,660.28
  6. Step 6: Final answer
    x = 4,333.51

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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.