Home / 6,281.58-9,418.77-2,586.39

Finding the Fourth Proportional to 6,281.58, 9,418.77 and 2,586.39

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Solution

The fourth proportional to 6,281.58, 9,418.77 and 2,586.39 is: 3,878.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,281.58 : 9,418.77 = 2,586.39 : x
  2. Step 2: Convert to fraction form
    6,281.58/9,418.77 = 2,586.39/x
  3. Step 3: Cross multiply
    6,281.58x = 9,418.77 × 2,586.39
  4. Step 4: Simplify right side
    6,281.58x = 24,360,612.54
  5. Step 5: Solve for x
    x = 24,360,612.54/6,281.58
  6. Step 6: Final answer
    x = 3,878.10

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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.