Home / 9,811.68-14,718.24-3,968.16

Finding the Fourth Proportional to 9,811.68, 14,718.24 and 3,968.16

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Solution

The fourth proportional to 9,811.68, 14,718.24 and 3,968.16 is: 5,952.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,811.68 : 14,718.24 = 3,968.16 : x
  2. Step 2: Convert to fraction form
    9,811.68/14,718.24 = 3,968.16/x
  3. Step 3: Cross multiply
    9,811.68x = 14,718.24 × 3,968.16
  4. Step 4: Simplify right side
    9,811.68x = 58,404,331.24
  5. Step 5: Solve for x
    x = 58,404,331.24/9,811.68
  6. Step 6: Final answer
    x = 5,952.53

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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.