Home / 3,010.20-4,154.03-1,647.46

Finding the Fourth Proportional to 3,010.20, 4,154.03 and 1,647.46

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Solution

The fourth proportional to 3,010.20, 4,154.03 and 1,647.46 is: 2,273.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010.20 : 4,154.03 = 1,647.46 : x
  2. Step 2: Convert to fraction form
    3,010.20/4,154.03 = 1,647.46/x
  3. Step 3: Cross multiply
    3,010.20x = 4,154.03 × 1,647.46
  4. Step 4: Simplify right side
    3,010.20x = 6,843,598.26
  5. Step 5: Solve for x
    x = 6,843,598.26/3,010.20
  6. Step 6: Final answer
    x = 2,273.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.