Home / 10,339.06-15,508.59-2,547.87

Finding the Fourth Proportional to 10,339.06, 15,508.59 and 2,547.87

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Solution

The fourth proportional to 10,339.06, 15,508.59 and 2,547.87 is: 3,821.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,339.06 : 15,508.59 = 2,547.87 : x
  2. Step 2: Convert to fraction form
    10,339.06/15,508.59 = 2,547.87/x
  3. Step 3: Cross multiply
    10,339.06x = 15,508.59 × 2,547.87
  4. Step 4: Simplify right side
    10,339.06x = 39,513,780.92
  5. Step 5: Solve for x
    x = 39,513,780.92/10,339.06
  6. Step 6: Final answer
    x = 3,821.80

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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.