Home / 5,061.28-6,984.72-2,823.16

Finding the Fourth Proportional to 5,061.28, 6,984.72 and 2,823.16

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Solution

The fourth proportional to 5,061.28, 6,984.72 and 2,823.16 is: 3,896.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,061.28 : 6,984.72 = 2,823.16 : x
  2. Step 2: Convert to fraction form
    5,061.28/6,984.72 = 2,823.16/x
  3. Step 3: Cross multiply
    5,061.28x = 6,984.72 × 2,823.16
  4. Step 4: Simplify right side
    5,061.28x = 19,718,982.12
  5. Step 5: Solve for x
    x = 19,718,982.12/5,061.28
  6. Step 6: Final answer
    x = 3,896.05

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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.