Home / 10,088.88-15,107.40-6,181.44

Finding the Fourth Proportional to 10,088.88, 15,107.40 and 6,181.44

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Solution

The fourth proportional to 10,088.88, 15,107.40 and 6,181.44 is: 9,256.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,088.88 : 15,107.40 = 6,181.44 : x
  2. Step 2: Convert to fraction form
    10,088.88/15,107.40 = 6,181.44/x
  3. Step 3: Cross multiply
    10,088.88x = 15,107.40 × 6,181.44
  4. Step 4: Simplify right side
    10,088.88x = 93,385,486.66
  5. Step 5: Solve for x
    x = 93,385,486.66/10,088.88
  6. Step 6: Final answer
    x = 9,256.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.