Home / 5,247.23-7,870.97-1,737.23

Finding the Fourth Proportional to 5,247.23, 7,870.97 and 1,737.23

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Solution

The fourth proportional to 5,247.23, 7,870.97 and 1,737.23 is: 2,605.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,247.23 : 7,870.97 = 1,737.23 : x
  2. Step 2: Convert to fraction form
    5,247.23/7,870.97 = 1,737.23/x
  3. Step 3: Cross multiply
    5,247.23x = 7,870.97 × 1,737.23
  4. Step 4: Simplify right side
    5,247.23x = 13,673,650.20
  5. Step 5: Solve for x
    x = 13,673,650.20/5,247.23
  6. Step 6: Final answer
    x = 2,605.88

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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.