Home / 9,287.26-13,931.36-3,046.72

Finding the Fourth Proportional to 9,287.26, 13,931.36 and 3,046.72

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Solution

The fourth proportional to 9,287.26, 13,931.36 and 3,046.72 is: 4,570.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,287.26 : 13,931.36 = 3,046.72 : x
  2. Step 2: Convert to fraction form
    9,287.26/13,931.36 = 3,046.72/x
  3. Step 3: Cross multiply
    9,287.26x = 13,931.36 × 3,046.72
  4. Step 4: Simplify right side
    9,287.26x = 42,444,953.14
  5. Step 5: Solve for x
    x = 42,444,953.14/9,287.26
  6. Step 6: Final answer
    x = 4,570.23

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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.