Home / 10,811.52-14,919.91-6,095.81

Finding the Fourth Proportional to 10,811.52, 14,919.91 and 6,095.81

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Solution

The fourth proportional to 10,811.52, 14,919.91 and 6,095.81 is: 8,412.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,811.52 : 14,919.91 = 6,095.81 : x
  2. Step 2: Convert to fraction form
    10,811.52/14,919.91 = 6,095.81/x
  3. Step 3: Cross multiply
    10,811.52x = 14,919.91 × 6,095.81
  4. Step 4: Simplify right side
    10,811.52x = 90,948,831.50
  5. Step 5: Solve for x
    x = 90,948,831.50/10,811.52
  6. Step 6: Final answer
    x = 8,412.21

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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.