Home / 5,818.10-8,687.74-4,571.52

Finding the Fourth Proportional to 5,818.10, 8,687.74 and 4,571.52

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Solution

The fourth proportional to 5,818.10, 8,687.74 and 4,571.52 is: 6,826.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,818.10 : 8,687.74 = 4,571.52 : x
  2. Step 2: Convert to fraction form
    5,818.10/8,687.74 = 4,571.52/x
  3. Step 3: Cross multiply
    5,818.10x = 8,687.74 × 4,571.52
  4. Step 4: Simplify right side
    5,818.10x = 39,716,177.16
  5. Step 5: Solve for x
    x = 39,716,177.16/5,818.10
  6. Step 6: Final answer
    x = 6,826.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.