Home / 8,877.99-13,319.03-2,637.87

Finding the Fourth Proportional to 8,877.99, 13,319.03 and 2,637.87

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Solution

The fourth proportional to 8,877.99, 13,319.03 and 2,637.87 is: 3,957.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,877.99 : 13,319.03 = 2,637.87 : x
  2. Step 2: Convert to fraction form
    8,877.99/13,319.03 = 2,637.87/x
  3. Step 3: Cross multiply
    8,877.99x = 13,319.03 × 2,637.87
  4. Step 4: Simplify right side
    8,877.99x = 35,133,826.31
  5. Step 5: Solve for x
    x = 35,133,826.31/8,877.99
  6. Step 6: Final answer
    x = 3,957.41

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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.