Home / 9,340.40-14,011.32-2,766.48

Finding the Fourth Proportional to 9,340.40, 14,011.32 and 2,766.48

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Solution

The fourth proportional to 9,340.40, 14,011.32 and 2,766.48 is: 4,149.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,340.40 : 14,011.32 = 2,766.48 : x
  2. Step 2: Convert to fraction form
    9,340.40/14,011.32 = 2,766.48/x
  3. Step 3: Cross multiply
    9,340.40x = 14,011.32 × 2,766.48
  4. Step 4: Simplify right side
    9,340.40x = 38,762,036.55
  5. Step 5: Solve for x
    x = 38,762,036.55/9,340.40
  6. Step 6: Final answer
    x = 4,149.93

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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.