Home / 4,805.04-6,626.10-3,211.69

Finding the Fourth Proportional to 4,805.04, 6,626.10 and 3,211.69

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Solution

The fourth proportional to 4,805.04, 6,626.10 and 3,211.69 is: 4,428.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,805.04 : 6,626.10 = 3,211.69 : x
  2. Step 2: Convert to fraction form
    4,805.04/6,626.10 = 3,211.69/x
  3. Step 3: Cross multiply
    4,805.04x = 6,626.10 × 3,211.69
  4. Step 4: Simplify right side
    4,805.04x = 21,280,946.89
  5. Step 5: Solve for x
    x = 21,280,946.89/4,805.04
  6. Step 6: Final answer
    x = 4,428.88

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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.