Home / 3,476.08-5,213.50-1,720.52

Finding the Fourth Proportional to 3,476.08, 5,213.50 and 1,720.52

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Solution

The fourth proportional to 3,476.08, 5,213.50 and 1,720.52 is: 2,580.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.08 : 5,213.50 = 1,720.52 : x
  2. Step 2: Convert to fraction form
    3,476.08/5,213.50 = 1,720.52/x
  3. Step 3: Cross multiply
    3,476.08x = 5,213.50 × 1,720.52
  4. Step 4: Simplify right side
    3,476.08x = 8,969,931.02
  5. Step 5: Solve for x
    x = 8,969,931.02/3,476.08
  6. Step 6: Final answer
    x = 2,580.47

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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.