Home / 2,223.12-3,332.44-1,068.24

Finding the Fourth Proportional to 2,223.12, 3,332.44 and 1,068.24

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Solution

The fourth proportional to 2,223.12, 3,332.44 and 1,068.24 is: 1,601.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223.12 : 3,332.44 = 1,068.24 : x
  2. Step 2: Convert to fraction form
    2,223.12/3,332.44 = 1,068.24/x
  3. Step 3: Cross multiply
    2,223.12x = 3,332.44 × 1,068.24
  4. Step 4: Simplify right side
    2,223.12x = 3,559,845.71
  5. Step 5: Solve for x
    x = 3,559,845.71/2,223.12
  6. Step 6: Final answer
    x = 1,601.28

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1.5x scale

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.