Home / 4,276.90-6,408.15-4,017.70

Finding the Fourth Proportional to 4,276.90, 6,408.15 and 4,017.70

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Solution

The fourth proportional to 4,276.90, 6,408.15 and 4,017.70 is: 6,019.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,276.90 : 6,408.15 = 4,017.70 : x
  2. Step 2: Convert to fraction form
    4,276.90/6,408.15 = 4,017.70/x
  3. Step 3: Cross multiply
    4,276.90x = 6,408.15 × 4,017.70
  4. Step 4: Simplify right side
    4,276.90x = 25,746,024.26
  5. Step 5: Solve for x
    x = 25,746,024.26/4,276.90
  6. Step 6: Final answer
    x = 6,019.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.