Home / 3,655.20-5,483.22-1,901.01

Finding the Fourth Proportional to 3,655.20, 5,483.22 and 1,901.01

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Solution

The fourth proportional to 3,655.20, 5,483.22 and 1,901.01 is: 2,851.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,655.20 : 5,483.22 = 1,901.01 : x
  2. Step 2: Convert to fraction form
    3,655.20/5,483.22 = 1,901.01/x
  3. Step 3: Cross multiply
    3,655.20x = 5,483.22 × 1,901.01
  4. Step 4: Simplify right side
    3,655.20x = 10,423,656.05
  5. Step 5: Solve for x
    x = 10,423,656.05/3,655.20
  6. Step 6: Final answer
    x = 2,851.73

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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.