Home / 3,528.16-5,266.48-3,271.20

Finding the Fourth Proportional to 3,528.16, 5,266.48 and 3,271.20

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Solution

The fourth proportional to 3,528.16, 5,266.48 and 3,271.20 is: 4,882.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.16 : 5,266.48 = 3,271.20 : x
  2. Step 2: Convert to fraction form
    3,528.16/5,266.48 = 3,271.20/x
  3. Step 3: Cross multiply
    3,528.16x = 5,266.48 × 3,271.20
  4. Step 4: Simplify right side
    3,528.16x = 17,227,709.38
  5. Step 5: Solve for x
    x = 17,227,709.38/3,528.16
  6. Step 6: Final answer
    x = 4,882.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.