Home / 4,810.59-6,642.37-3,689.75

Finding the Fourth Proportional to 4,810.59, 6,642.37 and 3,689.75

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Solution

The fourth proportional to 4,810.59, 6,642.37 and 3,689.75 is: 5,094.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,810.59 : 6,642.37 = 3,689.75 : x
  2. Step 2: Convert to fraction form
    4,810.59/6,642.37 = 3,689.75/x
  3. Step 3: Cross multiply
    4,810.59x = 6,642.37 × 3,689.75
  4. Step 4: Simplify right side
    4,810.59x = 24,508,649.65
  5. Step 5: Solve for x
    x = 24,508,649.65/4,810.59
  6. Step 6: Final answer
    x = 5,094.73

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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.