Home / 4,218.08-5,820.69-2,329.62

Finding the Fourth Proportional to 4,218.08, 5,820.69 and 2,329.62

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Solution

The fourth proportional to 4,218.08, 5,820.69 and 2,329.62 is: 3,214.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.08 : 5,820.69 = 2,329.62 : x
  2. Step 2: Convert to fraction form
    4,218.08/5,820.69 = 2,329.62/x
  3. Step 3: Cross multiply
    4,218.08x = 5,820.69 × 2,329.62
  4. Step 4: Simplify right side
    4,218.08x = 13,559,995.84
  5. Step 5: Solve for x
    x = 13,559,995.84/4,218.08
  6. Step 6: Final answer
    x = 3,214.73

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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.