Home / 8,302.41-11,456.48-5,115.24

Finding the Fourth Proportional to 8,302.41, 11,456.48 and 5,115.24

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Solution

The fourth proportional to 8,302.41, 11,456.48 and 5,115.24 is: 7,058.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302.41 : 11,456.48 = 5,115.24 : x
  2. Step 2: Convert to fraction form
    8,302.41/11,456.48 = 5,115.24/x
  3. Step 3: Cross multiply
    8,302.41x = 11,456.48 × 5,115.24
  4. Step 4: Simplify right side
    8,302.41x = 58,602,619.18
  5. Step 5: Solve for x
    x = 58,602,619.18/8,302.41
  6. Step 6: Final answer
    x = 7,058.51

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Double scale
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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.