Home / 3,528.02-5,291.76-1,476.02

Finding the Fourth Proportional to 3,528.02, 5,291.76 and 1,476.02

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Solution

The fourth proportional to 3,528.02, 5,291.76 and 1,476.02 is: 2,213.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528.02 : 5,291.76 = 1,476.02 : x
  2. Step 2: Convert to fraction form
    3,528.02/5,291.76 = 1,476.02/x
  3. Step 3: Cross multiply
    3,528.02x = 5,291.76 × 1,476.02
  4. Step 4: Simplify right side
    3,528.02x = 7,810,743.60
  5. Step 5: Solve for x
    x = 7,810,743.60/3,528.02
  6. Step 6: Final answer
    x = 2,213.92

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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.