Home / 11,007.29-15,186.47-6,226.77

Finding the Fourth Proportional to 11,007.29, 15,186.47 and 6,226.77

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Solution

The fourth proportional to 11,007.29, 15,186.47 and 6,226.77 is: 8,590.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007.29 : 15,186.47 = 6,226.77 : x
  2. Step 2: Convert to fraction form
    11,007.29/15,186.47 = 6,226.77/x
  3. Step 3: Cross multiply
    11,007.29x = 15,186.47 × 6,226.77
  4. Step 4: Simplify right side
    11,007.29x = 94,562,596.19
  5. Step 5: Solve for x
    x = 94,562,596.19/11,007.29
  6. Step 6: Final answer
    x = 8,590.91

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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.