Home / 9,094.02-13,560.72-7,987.97

Finding the Fourth Proportional to 9,094.02, 13,560.72 and 7,987.97

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Solution

The fourth proportional to 9,094.02, 13,560.72 and 7,987.97 is: 11,911.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,094.02 : 13,560.72 = 7,987.97 : x
  2. Step 2: Convert to fraction form
    9,094.02/13,560.72 = 7,987.97/x
  3. Step 3: Cross multiply
    9,094.02x = 13,560.72 × 7,987.97
  4. Step 4: Simplify right side
    9,094.02x = 108,322,516.79
  5. Step 5: Solve for x
    x = 108,322,516.79/9,094.02
  6. Step 6: Final answer
    x = 11,911.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.