Home / 7,339.24-11,008.86-2,721.16

Finding the Fourth Proportional to 7,339.24, 11,008.86 and 2,721.16

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Solution

The fourth proportional to 7,339.24, 11,008.86 and 2,721.16 is: 4,081.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339.24 : 11,008.86 = 2,721.16 : x
  2. Step 2: Convert to fraction form
    7,339.24/11,008.86 = 2,721.16/x
  3. Step 3: Cross multiply
    7,339.24x = 11,008.86 × 2,721.16
  4. Step 4: Simplify right side
    7,339.24x = 29,956,869.48
  5. Step 5: Solve for x
    x = 29,956,869.48/7,339.24
  6. Step 6: Final answer
    x = 4,081.74

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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.