Home / 4,625.86-6,939.21-1,505.74

Finding the Fourth Proportional to 4,625.86, 6,939.21 and 1,505.74

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Solution

The fourth proportional to 4,625.86, 6,939.21 and 1,505.74 is: 2,258.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,625.86 : 6,939.21 = 1,505.74 : x
  2. Step 2: Convert to fraction form
    4,625.86/6,939.21 = 1,505.74/x
  3. Step 3: Cross multiply
    4,625.86x = 6,939.21 × 1,505.74
  4. Step 4: Simplify right side
    4,625.86x = 10,448,646.07
  5. Step 5: Solve for x
    x = 10,448,646.07/4,625.86
  6. Step 6: Final answer
    x = 2,258.75

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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.