Home / 10,768.02-14,867.19-7,935.72

Finding the Fourth Proportional to 10,768.02, 14,867.19 and 7,935.72

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Solution

The fourth proportional to 10,768.02, 14,867.19 and 7,935.72 is: 10,956.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,768.02 : 14,867.19 = 7,935.72 : x
  2. Step 2: Convert to fraction form
    10,768.02/14,867.19 = 7,935.72/x
  3. Step 3: Cross multiply
    10,768.02x = 14,867.19 × 7,935.72
  4. Step 4: Simplify right side
    10,768.02x = 117,981,857.03
  5. Step 5: Solve for x
    x = 117,981,857.03/10,768.02
  6. Step 6: Final answer
    x = 10,956.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.