Home / 5,718.16-8,572.31-2,210.63

Finding the Fourth Proportional to 5,718.16, 8,572.31 and 2,210.63

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Solution

The fourth proportional to 5,718.16, 8,572.31 and 2,210.63 is: 3,314.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718.16 : 8,572.31 = 2,210.63 : x
  2. Step 2: Convert to fraction form
    5,718.16/8,572.31 = 2,210.63/x
  3. Step 3: Cross multiply
    5,718.16x = 8,572.31 × 2,210.63
  4. Step 4: Simplify right side
    5,718.16x = 18,950,205.66
  5. Step 5: Solve for x
    x = 18,950,205.66/5,718.16
  6. Step 6: Final answer
    x = 3,314.04

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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.