Home / 11,117.18-15,342.10-6,081.10

Finding the Fourth Proportional to 11,117.18, 15,342.10 and 6,081.10

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Solution

The fourth proportional to 11,117.18, 15,342.10 and 6,081.10 is: 8,392.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,117.18 : 15,342.10 = 6,081.10 : x
  2. Step 2: Convert to fraction form
    11,117.18/15,342.10 = 6,081.10/x
  3. Step 3: Cross multiply
    11,117.18x = 15,342.10 × 6,081.10
  4. Step 4: Simplify right side
    11,117.18x = 93,296,844.31
  5. Step 5: Solve for x
    x = 93,296,844.31/11,117.18
  6. Step 6: Final answer
    x = 8,392.13

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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.