Home / 3,901.05-5,851.45-1,560.43

Finding the Fourth Proportional to 3,901.05, 5,851.45 and 1,560.43

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Solution

The fourth proportional to 3,901.05, 5,851.45 and 1,560.43 is: 2,340.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901.05 : 5,851.45 = 1,560.43 : x
  2. Step 2: Convert to fraction form
    3,901.05/5,851.45 = 1,560.43/x
  3. Step 3: Cross multiply
    3,901.05x = 5,851.45 × 1,560.43
  4. Step 4: Simplify right side
    3,901.05x = 9,130,741.06
  5. Step 5: Solve for x
    x = 9,130,741.06/3,901.05
  6. Step 6: Final answer
    x = 2,340.59

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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.