Home / 5,718.55-8,574.99-1,822.45

Finding the Fourth Proportional to 5,718.55, 8,574.99 and 1,822.45

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Solution

The fourth proportional to 5,718.55, 8,574.99 and 1,822.45 is: 2,732.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718.55 : 8,574.99 = 1,822.45 : x
  2. Step 2: Convert to fraction form
    5,718.55/8,574.99 = 1,822.45/x
  3. Step 3: Cross multiply
    5,718.55x = 8,574.99 × 1,822.45
  4. Step 4: Simplify right side
    5,718.55x = 15,627,490.53
  5. Step 5: Solve for x
    x = 15,627,490.53/5,718.55
  6. Step 6: Final answer
    x = 2,732.77

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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.