Home / 4,626.20-6,384.16-2,636.84

Finding the Fourth Proportional to 4,626.20, 6,384.16 and 2,636.84

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Solution

The fourth proportional to 4,626.20, 6,384.16 and 2,636.84 is: 3,638.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,626.20 : 6,384.16 = 2,636.84 : x
  2. Step 2: Convert to fraction form
    4,626.20/6,384.16 = 2,636.84/x
  3. Step 3: Cross multiply
    4,626.20x = 6,384.16 × 2,636.84
  4. Step 4: Simplify right side
    4,626.20x = 16,834,008.45
  5. Step 5: Solve for x
    x = 16,834,008.45/4,626.20
  6. Step 6: Final answer
    x = 3,638.84

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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.