Home / 3,476.16-5,213.28-1,527.88

Finding the Fourth Proportional to 3,476.16, 5,213.28 and 1,527.88

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Solution

The fourth proportional to 3,476.16, 5,213.28 and 1,527.88 is: 2,291.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.16 : 5,213.28 = 1,527.88 : x
  2. Step 2: Convert to fraction form
    3,476.16/5,213.28 = 1,527.88/x
  3. Step 3: Cross multiply
    3,476.16x = 5,213.28 × 1,527.88
  4. Step 4: Simplify right side
    3,476.16x = 7,965,266.25
  5. Step 5: Solve for x
    x = 7,965,266.25/3,476.16
  6. Step 6: Final answer
    x = 2,291.40

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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.