Home / 11,273.64-15,557.66-6,169.16

Finding the Fourth Proportional to 11,273.64, 15,557.66 and 6,169.16

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Solution

The fourth proportional to 11,273.64, 15,557.66 and 6,169.16 is: 8,513.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,273.64 : 15,557.66 = 6,169.16 : x
  2. Step 2: Convert to fraction form
    11,273.64/15,557.66 = 6,169.16/x
  3. Step 3: Cross multiply
    11,273.64x = 15,557.66 × 6,169.16
  4. Step 4: Simplify right side
    11,273.64x = 95,977,693.77
  5. Step 5: Solve for x
    x = 95,977,693.77/11,273.64
  6. Step 6: Final answer
    x = 8,513.46

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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.