Home / 4,218.30-5,820.93-2,539.35

Finding the Fourth Proportional to 4,218.30, 5,820.93 and 2,539.35

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Solution

The fourth proportional to 4,218.30, 5,820.93 and 2,539.35 is: 3,504.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.30 : 5,820.93 = 2,539.35 : x
  2. Step 2: Convert to fraction form
    4,218.30/5,820.93 = 2,539.35/x
  3. Step 3: Cross multiply
    4,218.30x = 5,820.93 × 2,539.35
  4. Step 4: Simplify right side
    4,218.30x = 14,781,378.60
  5. Step 5: Solve for x
    x = 14,781,378.60/4,218.30
  6. Step 6: Final answer
    x = 3,504.11

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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.