Home / 9,112.16-13,668.24-2,538.52

Finding the Fourth Proportional to 9,112.16, 13,668.24 and 2,538.52

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Solution

The fourth proportional to 9,112.16, 13,668.24 and 2,538.52 is: 3,807.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,112.16 : 13,668.24 = 2,538.52 : x
  2. Step 2: Convert to fraction form
    9,112.16/13,668.24 = 2,538.52/x
  3. Step 3: Cross multiply
    9,112.16x = 13,668.24 × 2,538.52
  4. Step 4: Simplify right side
    9,112.16x = 34,697,032.26
  5. Step 5: Solve for x
    x = 34,697,032.26/9,112.16
  6. Step 6: Final answer
    x = 3,807.77

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1.5x scale

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.