Home / 7,339.72-11,009.44-2,957.07

Finding the Fourth Proportional to 7,339.72, 11,009.44 and 2,957.07

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Solution

The fourth proportional to 7,339.72, 11,009.44 and 2,957.07 is: 4,435.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339.72 : 11,009.44 = 2,957.07 : x
  2. Step 2: Convert to fraction form
    7,339.72/11,009.44 = 2,957.07/x
  3. Step 3: Cross multiply
    7,339.72x = 11,009.44 × 2,957.07
  4. Step 4: Simplify right side
    7,339.72x = 32,555,684.74
  5. Step 5: Solve for x
    x = 32,555,684.74/7,339.72
  6. Step 6: Final answer
    x = 4,435.55

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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.