Home / 10,537.90-15,806.54-2,746.71

Finding the Fourth Proportional to 10,537.90, 15,806.54 and 2,746.71

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Solution

The fourth proportional to 10,537.90, 15,806.54 and 2,746.71 is: 4,119.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,537.90 : 15,806.54 = 2,746.71 : x
  2. Step 2: Convert to fraction form
    10,537.90/15,806.54 = 2,746.71/x
  3. Step 3: Cross multiply
    10,537.90x = 15,806.54 × 2,746.71
  4. Step 4: Simplify right side
    10,537.90x = 43,415,988.35
  5. Step 5: Solve for x
    x = 43,415,988.35/10,537.90
  6. Step 6: Final answer
    x = 4,119.99

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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.