Home / 2,902.60-4,352.94-1,053.40

Finding the Fourth Proportional to 2,902.60, 4,352.94 and 1,053.40

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Solution

The fourth proportional to 2,902.60, 4,352.94 and 1,053.40 is: 1,579.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,902.60 : 4,352.94 = 1,053.40 : x
  2. Step 2: Convert to fraction form
    2,902.60/4,352.94 = 1,053.40/x
  3. Step 3: Cross multiply
    2,902.60x = 4,352.94 × 1,053.40
  4. Step 4: Simplify right side
    2,902.60x = 4,585,387.00
  5. Step 5: Solve for x
    x = 4,585,387.00/2,902.60
  6. Step 6: Final answer
    x = 1,579.75

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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.