Home / 8,715.19-13,062.41-4,028.64

Finding the Fourth Proportional to 8,715.19, 13,062.41 and 4,028.64

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Solution

The fourth proportional to 8,715.19, 13,062.41 and 4,028.64 is: 6,038.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,715.19 : 13,062.41 = 4,028.64 : x
  2. Step 2: Convert to fraction form
    8,715.19/13,062.41 = 4,028.64/x
  3. Step 3: Cross multiply
    8,715.19x = 13,062.41 × 4,028.64
  4. Step 4: Simplify right side
    8,715.19x = 52,623,747.42
  5. Step 5: Solve for x
    x = 52,623,747.42/8,715.19
  6. Step 6: Final answer
    x = 6,038.16

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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.