Home / 10,119.96-15,181.02-4,277.16

Finding the Fourth Proportional to 10,119.96, 15,181.02 and 4,277.16

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Solution

The fourth proportional to 10,119.96, 15,181.02 and 4,277.16 is: 6,416.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,119.96 : 15,181.02 = 4,277.16 : x
  2. Step 2: Convert to fraction form
    10,119.96/15,181.02 = 4,277.16/x
  3. Step 3: Cross multiply
    10,119.96x = 15,181.02 × 4,277.16
  4. Step 4: Simplify right side
    10,119.96x = 64,931,651.50
  5. Step 5: Solve for x
    x = 64,931,651.50/10,119.96
  6. Step 6: Final answer
    x = 6,416.20

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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.