Home / 8,349.12-12,522.60-2,801.16

Finding the Fourth Proportional to 8,349.12, 12,522.60 and 2,801.16

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Solution

The fourth proportional to 8,349.12, 12,522.60 and 2,801.16 is: 4,201.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,349.12 : 12,522.60 = 2,801.16 : x
  2. Step 2: Convert to fraction form
    8,349.12/12,522.60 = 2,801.16/x
  3. Step 3: Cross multiply
    8,349.12x = 12,522.60 × 2,801.16
  4. Step 4: Simplify right side
    8,349.12x = 35,077,806.22
  5. Step 5: Solve for x
    x = 35,077,806.22/8,349.12
  6. Step 6: Final answer
    x = 4,201.38

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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.