Home / 4,681.78-6,467.50-3,743.80

Finding the Fourth Proportional to 4,681.78, 6,467.50 and 3,743.80

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Solution

The fourth proportional to 4,681.78, 6,467.50 and 3,743.80 is: 5,171.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681.78 : 6,467.50 = 3,743.80 : x
  2. Step 2: Convert to fraction form
    4,681.78/6,467.50 = 3,743.80/x
  3. Step 3: Cross multiply
    4,681.78x = 6,467.50 × 3,743.80
  4. Step 4: Simplify right side
    4,681.78x = 24,213,026.50
  5. Step 5: Solve for x
    x = 24,213,026.50/4,681.78
  6. Step 6: Final answer
    x = 5,171.76

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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.