Home / 8,117.33-11,194.16-4,931.15

Finding the Fourth Proportional to 8,117.33, 11,194.16 and 4,931.15

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Solution

The fourth proportional to 8,117.33, 11,194.16 and 4,931.15 is: 6,800.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,117.33 : 11,194.16 = 4,931.15 : x
  2. Step 2: Convert to fraction form
    8,117.33/11,194.16 = 4,931.15/x
  3. Step 3: Cross multiply
    8,117.33x = 11,194.16 × 4,931.15
  4. Step 4: Simplify right side
    8,117.33x = 55,200,085.41
  5. Step 5: Solve for x
    x = 55,200,085.41/8,117.33
  6. Step 6: Final answer
    x = 6,800.27

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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.