Home / 4,434.20-6,643.10-2,586.20

Finding the Fourth Proportional to 4,434.20, 6,643.10 and 2,586.20

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Solution

The fourth proportional to 4,434.20, 6,643.10 and 2,586.20 is: 3,874.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,434.20 : 6,643.10 = 2,586.20 : x
  2. Step 2: Convert to fraction form
    4,434.20/6,643.10 = 2,586.20/x
  3. Step 3: Cross multiply
    4,434.20x = 6,643.10 × 2,586.20
  4. Step 4: Simplify right side
    4,434.20x = 17,180,385.22
  5. Step 5: Solve for x
    x = 17,180,385.22/4,434.20
  6. Step 6: Final answer
    x = 3,874.52

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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.