Home / 5,048.89-7,575.78-3,807.58

Finding the Fourth Proportional to 5,048.89, 7,575.78 and 3,807.58

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Solution

The fourth proportional to 5,048.89, 7,575.78 and 3,807.58 is: 5,713.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,048.89 : 7,575.78 = 3,807.58 : x
  2. Step 2: Convert to fraction form
    5,048.89/7,575.78 = 3,807.58/x
  3. Step 3: Cross multiply
    5,048.89x = 7,575.78 × 3,807.58
  4. Step 4: Simplify right side
    5,048.89x = 28,845,388.41
  5. Step 5: Solve for x
    x = 28,845,388.41/5,048.89
  6. Step 6: Final answer
    x = 5,713.21

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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.