Home / 8,836.51-13,254.78-4,153.09

Finding the Fourth Proportional to 8,836.51, 13,254.78 and 4,153.09

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Solution

The fourth proportional to 8,836.51, 13,254.78 and 4,153.09 is: 6,229.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.51 : 13,254.78 = 4,153.09 : x
  2. Step 2: Convert to fraction form
    8,836.51/13,254.78 = 4,153.09/x
  3. Step 3: Cross multiply
    8,836.51x = 13,254.78 × 4,153.09
  4. Step 4: Simplify right side
    8,836.51x = 55,048,294.27
  5. Step 5: Solve for x
    x = 55,048,294.27/8,836.51
  6. Step 6: Final answer
    x = 6,229.64

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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.