Home / 9,339.30-14,011.56-2,765.34

Finding the Fourth Proportional to 9,339.30, 14,011.56 and 2,765.34

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Solution

The fourth proportional to 9,339.30, 14,011.56 and 2,765.34 is: 4,148.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,339.30 : 14,011.56 = 2,765.34 : x
  2. Step 2: Convert to fraction form
    9,339.30/14,011.56 = 2,765.34/x
  3. Step 3: Cross multiply
    9,339.30x = 14,011.56 × 2,765.34
  4. Step 4: Simplify right side
    9,339.30x = 38,746,727.33
  5. Step 5: Solve for x
    x = 38,746,727.33/9,339.30
  6. Step 6: Final answer
    x = 4,148.78

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1.5x scale

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.