Home / 8,935.30-13,403.47-3,011.69

Finding the Fourth Proportional to 8,935.30, 13,403.47 and 3,011.69

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Solution

The fourth proportional to 8,935.30, 13,403.47 and 3,011.69 is: 4,517.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,935.30 : 13,403.47 = 3,011.69 : x
  2. Step 2: Convert to fraction form
    8,935.30/13,403.47 = 3,011.69/x
  3. Step 3: Cross multiply
    8,935.30x = 13,403.47 × 3,011.69
  4. Step 4: Simplify right side
    8,935.30x = 40,367,014.49
  5. Step 5: Solve for x
    x = 40,367,014.49/8,935.30
  6. Step 6: Final answer
    x = 4,517.70

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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.