Home / 8,674.50-13,011.29-2,434.95

Finding the Fourth Proportional to 8,674.50, 13,011.29 and 2,434.95

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Solution

The fourth proportional to 8,674.50, 13,011.29 and 2,434.95 is: 3,652.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,674.50 : 13,011.29 = 2,434.95 : x
  2. Step 2: Convert to fraction form
    8,674.50/13,011.29 = 2,434.95/x
  3. Step 3: Cross multiply
    8,674.50x = 13,011.29 × 2,434.95
  4. Step 4: Simplify right side
    8,674.50x = 31,681,840.59
  5. Step 5: Solve for x
    x = 31,681,840.59/8,674.50
  6. Step 6: Final answer
    x = 3,652.30

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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.