Home / 2,338.59-3,223.34-2,054.28

Finding the Fourth Proportional to 2,338.59, 3,223.34 and 2,054.28

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Solution

The fourth proportional to 2,338.59, 3,223.34 and 2,054.28 is: 2,831.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,338.59 : 3,223.34 = 2,054.28 : x
  2. Step 2: Convert to fraction form
    2,338.59/3,223.34 = 2,054.28/x
  3. Step 3: Cross multiply
    2,338.59x = 3,223.34 × 2,054.28
  4. Step 4: Simplify right side
    2,338.59x = 6,621,642.90
  5. Step 5: Solve for x
    x = 6,621,642.90/2,338.59
  6. Step 6: Final answer
    x = 2,831.47

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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.