Home / 3,154.13-4,724.87-1,904.01

Finding the Fourth Proportional to 3,154.13, 4,724.87 and 1,904.01

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Solution

The fourth proportional to 3,154.13, 4,724.87 and 1,904.01 is: 2,852.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.13 : 4,724.87 = 1,904.01 : x
  2. Step 2: Convert to fraction form
    3,154.13/4,724.87 = 1,904.01/x
  3. Step 3: Cross multiply
    3,154.13x = 4,724.87 × 1,904.01
  4. Step 4: Simplify right side
    3,154.13x = 8,996,199.73
  5. Step 5: Solve for x
    x = 8,996,199.73/3,154.13
  6. Step 6: Final answer
    x = 2,852.20

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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.