Home / 8,339.76-11,504.43-5,154.84

Finding the Fourth Proportional to 8,339.76, 11,504.43 and 5,154.84

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Solution

The fourth proportional to 8,339.76, 11,504.43 and 5,154.84 is: 7,110.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,339.76 : 11,504.43 = 5,154.84 : x
  2. Step 2: Convert to fraction form
    8,339.76/11,504.43 = 5,154.84/x
  3. Step 3: Cross multiply
    8,339.76x = 11,504.43 × 5,154.84
  4. Step 4: Simplify right side
    8,339.76x = 59,303,495.94
  5. Step 5: Solve for x
    x = 59,303,495.94/8,339.76
  6. Step 6: Final answer
    x = 7,110.94

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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.