Home / 11,117.08-15,341.59-6,081.36

Finding the Fourth Proportional to 11,117.08, 15,341.59 and 6,081.36

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Solution

The fourth proportional to 11,117.08, 15,341.59 and 6,081.36 is: 8,392.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,117.08 : 15,341.59 = 6,081.36 : x
  2. Step 2: Convert to fraction form
    11,117.08/15,341.59 = 6,081.36/x
  3. Step 3: Cross multiply
    11,117.08x = 15,341.59 × 6,081.36
  4. Step 4: Simplify right side
    11,117.08x = 93,297,731.76
  5. Step 5: Solve for x
    x = 93,297,731.76/11,117.08
  6. Step 6: Final answer
    x = 8,392.29

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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.