Home / 11,083.91-15,292.13-6,303.29

Finding the Fourth Proportional to 11,083.91, 15,292.13 and 6,303.29

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Solution

The fourth proportional to 11,083.91, 15,292.13 and 6,303.29 is: 8,696.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,083.91 : 15,292.13 = 6,303.29 : x
  2. Step 2: Convert to fraction form
    11,083.91/15,292.13 = 6,303.29/x
  3. Step 3: Cross multiply
    11,083.91x = 15,292.13 × 6,303.29
  4. Step 4: Simplify right side
    11,083.91x = 96,390,622.13
  5. Step 5: Solve for x
    x = 96,390,622.13/11,083.91
  6. Step 6: Final answer
    x = 8,696.45

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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.