Home / 2,352.20-3,528.70-1,053.77

Finding the Fourth Proportional to 2,352.20, 3,528.70 and 1,053.77

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Solution

The fourth proportional to 2,352.20, 3,528.70 and 1,053.77 is: 1,580.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,352.20 : 3,528.70 = 1,053.77 : x
  2. Step 2: Convert to fraction form
    2,352.20/3,528.70 = 1,053.77/x
  3. Step 3: Cross multiply
    2,352.20x = 3,528.70 × 1,053.77
  4. Step 4: Simplify right side
    2,352.20x = 3,718,417.92
  5. Step 5: Solve for x
    x = 3,718,417.92/2,352.20
  6. Step 6: Final answer
    x = 1,580.83

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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.