Home / 11,287.10-15,575.01-6,251.19

Finding the Fourth Proportional to 11,287.10, 15,575.01 and 6,251.19

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Solution

The fourth proportional to 11,287.10, 15,575.01 and 6,251.19 is: 8,625.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,287.10 : 15,575.01 = 6,251.19 : x
  2. Step 2: Convert to fraction form
    11,287.10/15,575.01 = 6,251.19/x
  3. Step 3: Cross multiply
    11,287.10x = 15,575.01 × 6,251.19
  4. Step 4: Simplify right side
    11,287.10x = 97,362,268.89
  5. Step 5: Solve for x
    x = 97,362,268.89/11,287.10
  6. Step 6: Final answer
    x = 8,625.98

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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.