Home / 3,350.76-5,030.46-1,812.84

Finding the Fourth Proportional to 3,350.76, 5,030.46 and 1,812.84

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Solution

The fourth proportional to 3,350.76, 5,030.46 and 1,812.84 is: 2,721.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,350.76 : 5,030.46 = 1,812.84 : x
  2. Step 2: Convert to fraction form
    3,350.76/5,030.46 = 1,812.84/x
  3. Step 3: Cross multiply
    3,350.76x = 5,030.46 × 1,812.84
  4. Step 4: Simplify right side
    3,350.76x = 9,119,419.11
  5. Step 5: Solve for x
    x = 9,119,419.11/3,350.76
  6. Step 6: Final answer
    x = 2,721.60

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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.