Home / 3,459.61-4,774.31-2,043.66

Finding the Fourth Proportional to 3,459.61, 4,774.31 and 2,043.66

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Solution

The fourth proportional to 3,459.61, 4,774.31 and 2,043.66 is: 2,820.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,459.61 : 4,774.31 = 2,043.66 : x
  2. Step 2: Convert to fraction form
    3,459.61/4,774.31 = 2,043.66/x
  3. Step 3: Cross multiply
    3,459.61x = 4,774.31 × 2,043.66
  4. Step 4: Simplify right side
    3,459.61x = 9,757,081.72
  5. Step 5: Solve for x
    x = 9,757,081.72/3,459.61
  6. Step 6: Final answer
    x = 2,820.28

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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.