Home / 6,223.15-8,585.13-4,098.11

Finding the Fourth Proportional to 6,223.15, 8,585.13 and 4,098.11

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Solution

The fourth proportional to 6,223.15, 8,585.13 and 4,098.11 is: 5,653.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,223.15 : 8,585.13 = 4,098.11 : x
  2. Step 2: Convert to fraction form
    6,223.15/8,585.13 = 4,098.11/x
  3. Step 3: Cross multiply
    6,223.15x = 8,585.13 × 4,098.11
  4. Step 4: Simplify right side
    6,223.15x = 35,182,807.10
  5. Step 5: Solve for x
    x = 35,182,807.10/6,223.15
  6. Step 6: Final answer
    x = 5,653.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.