Home / 10,370.40-15,550.92-2,973.17

Finding the Fourth Proportional to 10,370.40, 15,550.92 and 2,973.17

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Solution

The fourth proportional to 10,370.40, 15,550.92 and 2,973.17 is: 4,458.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,370.40 : 15,550.92 = 2,973.17 : x
  2. Step 2: Convert to fraction form
    10,370.40/15,550.92 = 2,973.17/x
  3. Step 3: Cross multiply
    10,370.40x = 15,550.92 × 2,973.17
  4. Step 4: Simplify right side
    10,370.40x = 46,235,528.82
  5. Step 5: Solve for x
    x = 46,235,528.82/10,370.40
  6. Step 6: Final answer
    x = 4,458.41

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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.