Home / 5,718.15-8,577.72-1,558.17

Finding the Fourth Proportional to 5,718.15, 8,577.72 and 1,558.17

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Solution

The fourth proportional to 5,718.15, 8,577.72 and 1,558.17 is: 2,337.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718.15 : 8,577.72 = 1,558.17 : x
  2. Step 2: Convert to fraction form
    5,718.15/8,577.72 = 1,558.17/x
  3. Step 3: Cross multiply
    5,718.15x = 8,577.72 × 1,558.17
  4. Step 4: Simplify right side
    5,718.15x = 13,365,545.97
  5. Step 5: Solve for x
    x = 13,365,545.97/5,718.15
  6. Step 6: Final answer
    x = 2,337.39

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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.