Home / 2,216.70-3,058.97-1,332.59

Finding the Fourth Proportional to 2,216.70, 3,058.97 and 1,332.59

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Solution

The fourth proportional to 2,216.70, 3,058.97 and 1,332.59 is: 1,838.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,216.70 : 3,058.97 = 1,332.59 : x
  2. Step 2: Convert to fraction form
    2,216.70/3,058.97 = 1,332.59/x
  3. Step 3: Cross multiply
    2,216.70x = 3,058.97 × 1,332.59
  4. Step 4: Simplify right side
    2,216.70x = 4,076,330.87
  5. Step 5: Solve for x
    x = 4,076,330.87/2,216.70
  6. Step 6: Final answer
    x = 1,838.92

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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.