Home / 8,743.02-13,117.58-2,900.09

Finding the Fourth Proportional to 8,743.02, 13,117.58 and 2,900.09

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Solution

The fourth proportional to 8,743.02, 13,117.58 and 2,900.09 is: 4,351.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,743.02 : 13,117.58 = 2,900.09 : x
  2. Step 2: Convert to fraction form
    8,743.02/13,117.58 = 2,900.09/x
  3. Step 3: Cross multiply
    8,743.02x = 13,117.58 × 2,900.09
  4. Step 4: Simplify right side
    8,743.02x = 38,042,082.49
  5. Step 5: Solve for x
    x = 38,042,082.49/8,743.02
  6. Step 6: Final answer
    x = 4,351.14

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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.