Home / 3,715.28-5,570.53-2,069.56

Finding the Fourth Proportional to 3,715.28, 5,570.53 and 2,069.56

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Solution

The fourth proportional to 3,715.28, 5,570.53 and 2,069.56 is: 3,103.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715.28 : 5,570.53 = 2,069.56 : x
  2. Step 2: Convert to fraction form
    3,715.28/5,570.53 = 2,069.56/x
  3. Step 3: Cross multiply
    3,715.28x = 5,570.53 × 2,069.56
  4. Step 4: Simplify right side
    3,715.28x = 11,528,546.07
  5. Step 5: Solve for x
    x = 11,528,546.07/3,715.28
  6. Step 6: Final answer
    x = 3,103.01

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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.