Home / 3,476.02-5,214.71-1,528.22

Finding the Fourth Proportional to 3,476.02, 5,214.71 and 1,528.22

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Solution

The fourth proportional to 3,476.02, 5,214.71 and 1,528.22 is: 2,292.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.02 : 5,214.71 = 1,528.22 : x
  2. Step 2: Convert to fraction form
    3,476.02/5,214.71 = 1,528.22/x
  3. Step 3: Cross multiply
    3,476.02x = 5,214.71 × 1,528.22
  4. Step 4: Simplify right side
    3,476.02x = 7,969,221.42
  5. Step 5: Solve for x
    x = 7,969,221.42/3,476.02
  6. Step 6: Final answer
    x = 2,292.63

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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.