Home / 3,513.04-5,271.28-1,434.48

Finding the Fourth Proportional to 3,513.04, 5,271.28 and 1,434.48

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Solution

The fourth proportional to 3,513.04, 5,271.28 and 1,434.48 is: 2,152.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,513.04 : 5,271.28 = 1,434.48 : x
  2. Step 2: Convert to fraction form
    3,513.04/5,271.28 = 1,434.48/x
  3. Step 3: Cross multiply
    3,513.04x = 5,271.28 × 1,434.48
  4. Step 4: Simplify right side
    3,513.04x = 7,561,522.38
  5. Step 5: Solve for x
    x = 7,561,522.38/3,513.04
  6. Step 6: Final answer
    x = 2,152.42

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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.