Home / 10,831.09-14,946.95-5,863.09

Finding the Fourth Proportional to 10,831.09, 14,946.95 and 5,863.09

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Solution

The fourth proportional to 10,831.09, 14,946.95 and 5,863.09 is: 8,091.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,831.09 : 14,946.95 = 5,863.09 : x
  2. Step 2: Convert to fraction form
    10,831.09/14,946.95 = 5,863.09/x
  3. Step 3: Cross multiply
    10,831.09x = 14,946.95 × 5,863.09
  4. Step 4: Simplify right side
    10,831.09x = 87,635,313.08
  5. Step 5: Solve for x
    x = 87,635,313.08/10,831.09
  6. Step 6: Final answer
    x = 8,091.09

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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.