Home / 2,953.39-4,430.36-1,491.61

Finding the Fourth Proportional to 2,953.39, 4,430.36 and 1,491.61

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Solution

The fourth proportional to 2,953.39, 4,430.36 and 1,491.61 is: 2,237.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.39 : 4,430.36 = 1,491.61 : x
  2. Step 2: Convert to fraction form
    2,953.39/4,430.36 = 1,491.61/x
  3. Step 3: Cross multiply
    2,953.39x = 4,430.36 × 1,491.61
  4. Step 4: Simplify right side
    2,953.39x = 6,608,369.28
  5. Step 5: Solve for x
    x = 6,608,369.28/2,953.39
  6. Step 6: Final answer
    x = 2,237.55

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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.