Home / 6,877.40-10,317.26-2,715.24

Finding the Fourth Proportional to 6,877.40, 10,317.26 and 2,715.24

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Solution

The fourth proportional to 6,877.40, 10,317.26 and 2,715.24 is: 4,073.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,877.40 : 10,317.26 = 2,715.24 : x
  2. Step 2: Convert to fraction form
    6,877.40/10,317.26 = 2,715.24/x
  3. Step 3: Cross multiply
    6,877.40x = 10,317.26 × 2,715.24
  4. Step 4: Simplify right side
    6,877.40x = 28,013,837.04
  5. Step 5: Solve for x
    x = 28,013,837.04/6,877.40
  6. Step 6: Final answer
    x = 4,073.32

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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.