Home / 11,117.27-15,341.25-6,080.51

Finding the Fourth Proportional to 11,117.27, 15,341.25 and 6,080.51

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Solution

The fourth proportional to 11,117.27, 15,341.25 and 6,080.51 is: 8,390.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,117.27 : 15,341.25 = 6,080.51 : x
  2. Step 2: Convert to fraction form
    11,117.27/15,341.25 = 6,080.51/x
  3. Step 3: Cross multiply
    11,117.27x = 15,341.25 × 6,080.51
  4. Step 4: Simplify right side
    11,117.27x = 93,282,547.33
  5. Step 5: Solve for x
    x = 93,282,547.33/11,117.27
  6. Step 6: Final answer
    x = 8,390.78

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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.