Home / 9,287.06-13,931.87-3,443.09

Finding the Fourth Proportional to 9,287.06, 13,931.87 and 3,443.09

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Solution

The fourth proportional to 9,287.06, 13,931.87 and 3,443.09 is: 5,165.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,287.06 : 13,931.87 = 3,443.09 : x
  2. Step 2: Convert to fraction form
    9,287.06/13,931.87 = 3,443.09/x
  3. Step 3: Cross multiply
    9,287.06x = 13,931.87 × 3,443.09
  4. Step 4: Simplify right side
    9,287.06x = 47,968,595.40
  5. Step 5: Solve for x
    x = 47,968,595.40/9,287.06
  6. Step 6: Final answer
    x = 5,165.10

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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.