Home / 7,853.19-11,760.20-5,502.17

Finding the Fourth Proportional to 7,853.19, 11,760.20 and 5,502.17

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Solution

The fourth proportional to 7,853.19, 11,760.20 and 5,502.17 is: 8,239.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,853.19 : 11,760.20 = 5,502.17 : x
  2. Step 2: Convert to fraction form
    7,853.19/11,760.20 = 5,502.17/x
  3. Step 3: Cross multiply
    7,853.19x = 11,760.20 × 5,502.17
  4. Step 4: Simplify right side
    7,853.19x = 64,706,533.32
  5. Step 5: Solve for x
    x = 64,706,533.32/7,853.19
  6. Step 6: Final answer
    x = 8,239.52

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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.