Home / 10,181.37-15,261.40-4,261.65

Finding the Fourth Proportional to 10,181.37, 15,261.40 and 4,261.65

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Solution

The fourth proportional to 10,181.37, 15,261.40 and 4,261.65 is: 6,388.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,181.37 : 15,261.40 = 4,261.65 : x
  2. Step 2: Convert to fraction form
    10,181.37/15,261.40 = 4,261.65/x
  3. Step 3: Cross multiply
    10,181.37x = 15,261.40 × 4,261.65
  4. Step 4: Simplify right side
    10,181.37x = 65,038,734.66
  5. Step 5: Solve for x
    x = 65,038,734.66/10,181.37
  6. Step 6: Final answer
    x = 6,388.01

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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.