Home / 3,221.84-4,833.51-1,030.40

Finding the Fourth Proportional to 3,221.84, 4,833.51 and 1,030.40

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Solution

The fourth proportional to 3,221.84, 4,833.51 and 1,030.40 is: 1,545.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221.84 : 4,833.51 = 1,030.40 : x
  2. Step 2: Convert to fraction form
    3,221.84/4,833.51 = 1,030.40/x
  3. Step 3: Cross multiply
    3,221.84x = 4,833.51 × 1,030.40
  4. Step 4: Simplify right side
    3,221.84x = 4,980,448.70
  5. Step 5: Solve for x
    x = 4,980,448.70/3,221.84
  6. Step 6: Final answer
    x = 1,545.84

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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.