Home / 4,211.08-6,310.14-2,477.80

Finding the Fourth Proportional to 4,211.08, 6,310.14 and 2,477.80

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Solution

The fourth proportional to 4,211.08, 6,310.14 and 2,477.80 is: 3,712.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211.08 : 6,310.14 = 2,477.80 : x
  2. Step 2: Convert to fraction form
    4,211.08/6,310.14 = 2,477.80/x
  3. Step 3: Cross multiply
    4,211.08x = 6,310.14 × 2,477.80
  4. Step 4: Simplify right side
    4,211.08x = 15,635,264.89
  5. Step 5: Solve for x
    x = 15,635,264.89/4,211.08
  6. Step 6: Final answer
    x = 3,712.89

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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.