Home / 8,674.30-13,011.51-2,434.35

Finding the Fourth Proportional to 8,674.30, 13,011.51 and 2,434.35

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Solution

The fourth proportional to 8,674.30, 13,011.51 and 2,434.35 is: 3,651.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,674.30 : 13,011.51 = 2,434.35 : x
  2. Step 2: Convert to fraction form
    8,674.30/13,011.51 = 2,434.35/x
  3. Step 3: Cross multiply
    8,674.30x = 13,011.51 × 2,434.35
  4. Step 4: Simplify right side
    8,674.30x = 31,674,569.37
  5. Step 5: Solve for x
    x = 31,674,569.37/8,674.30
  6. Step 6: Final answer
    x = 3,651.54

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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.