Home / 3,550.77-4,898.31-2,291.34

Finding the Fourth Proportional to 3,550.77, 4,898.31 and 2,291.34

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Solution

The fourth proportional to 3,550.77, 4,898.31 and 2,291.34 is: 3,160.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.77 : 4,898.31 = 2,291.34 : x
  2. Step 2: Convert to fraction form
    3,550.77/4,898.31 = 2,291.34/x
  3. Step 3: Cross multiply
    3,550.77x = 4,898.31 × 2,291.34
  4. Step 4: Simplify right side
    3,550.77x = 11,223,722.74
  5. Step 5: Solve for x
    x = 11,223,722.74/3,550.77
  6. Step 6: Final answer
    x = 3,160.93

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Double scale
Find fourth proportional to 3,551.77, 4,899.69 and 2,292.34
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.