Home / 9,893.08-13,652.40-5,355.73

Finding the Fourth Proportional to 9,893.08, 13,652.40 and 5,355.73

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Solution

The fourth proportional to 9,893.08, 13,652.40 and 5,355.73 is: 7,390.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,893.08 : 13,652.40 = 5,355.73 : x
  2. Step 2: Convert to fraction form
    9,893.08/13,652.40 = 5,355.73/x
  3. Step 3: Cross multiply
    9,893.08x = 13,652.40 × 5,355.73
  4. Step 4: Simplify right side
    9,893.08x = 73,118,568.25
  5. Step 5: Solve for x
    x = 73,118,568.25/9,893.08
  6. Step 6: Final answer
    x = 7,390.88

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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.