Home / 4,221.10-5,825.08-2,332.80

Finding the Fourth Proportional to 4,221.10, 5,825.08 and 2,332.80

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Solution

The fourth proportional to 4,221.10, 5,825.08 and 2,332.80 is: 3,219.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221.10 : 5,825.08 = 2,332.80 : x
  2. Step 2: Convert to fraction form
    4,221.10/5,825.08 = 2,332.80/x
  3. Step 3: Cross multiply
    4,221.10x = 5,825.08 × 2,332.80
  4. Step 4: Simplify right side
    4,221.10x = 13,588,746.62
  5. Step 5: Solve for x
    x = 13,588,746.62/4,221.10
  6. Step 6: Final answer
    x = 3,219.24

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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.