Home / 8,934.09-13,392.93-3,086.59

Finding the Fourth Proportional to 8,934.09, 13,392.93 and 3,086.59

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Solution

The fourth proportional to 8,934.09, 13,392.93 and 3,086.59 is: 4,627.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,934.09 : 13,392.93 = 3,086.59 : x
  2. Step 2: Convert to fraction form
    8,934.09/13,392.93 = 3,086.59/x
  3. Step 3: Cross multiply
    8,934.09x = 13,392.93 × 3,086.59
  4. Step 4: Simplify right side
    8,934.09x = 41,338,483.81
  5. Step 5: Solve for x
    x = 41,338,483.81/8,934.09
  6. Step 6: Final answer
    x = 4,627.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.