Home / 3,574.23-5,364.61-1,820.44

Finding the Fourth Proportional to 3,574.23, 5,364.61 and 1,820.44

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Solution

The fourth proportional to 3,574.23, 5,364.61 and 1,820.44 is: 2,732.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574.23 : 5,364.61 = 1,820.44 : x
  2. Step 2: Convert to fraction form
    3,574.23/5,364.61 = 1,820.44/x
  3. Step 3: Cross multiply
    3,574.23x = 5,364.61 × 1,820.44
  4. Step 4: Simplify right side
    3,574.23x = 9,765,941.53
  5. Step 5: Solve for x
    x = 9,765,941.53/3,574.23
  6. Step 6: Final answer
    x = 2,732.32

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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.