Home / 9,094.16-12,549.48-5,115.44

Finding the Fourth Proportional to 9,094.16, 12,549.48 and 5,115.44

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Solution

The fourth proportional to 9,094.16, 12,549.48 and 5,115.44 is: 7,059.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,094.16 : 12,549.48 = 5,115.44 : x
  2. Step 2: Convert to fraction form
    9,094.16/12,549.48 = 5,115.44/x
  3. Step 3: Cross multiply
    9,094.16x = 12,549.48 × 5,115.44
  4. Step 4: Simplify right side
    9,094.16x = 64,196,111.97
  5. Step 5: Solve for x
    x = 64,196,111.97/9,094.16
  6. Step 6: Final answer
    x = 7,059.05

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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.