Home / 4,820.90-6,652.78-3,387.26

Finding the Fourth Proportional to 4,820.90, 6,652.78 and 3,387.26

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Solution

The fourth proportional to 4,820.90, 6,652.78 and 3,387.26 is: 4,674.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,820.90 : 6,652.78 = 3,387.26 : x
  2. Step 2: Convert to fraction form
    4,820.90/6,652.78 = 3,387.26/x
  3. Step 3: Cross multiply
    4,820.90x = 6,652.78 × 3,387.26
  4. Step 4: Simplify right side
    4,820.90x = 22,534,703.75
  5. Step 5: Solve for x
    x = 22,534,703.75/4,820.90
  6. Step 6: Final answer
    x = 4,674.38

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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.