Home / 4,938.01-6,814.20-2,699.47

Finding the Fourth Proportional to 4,938.01, 6,814.20 and 2,699.47

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Solution

The fourth proportional to 4,938.01, 6,814.20 and 2,699.47 is: 3,725.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938.01 : 6,814.20 = 2,699.47 : x
  2. Step 2: Convert to fraction form
    4,938.01/6,814.20 = 2,699.47/x
  3. Step 3: Cross multiply
    4,938.01x = 6,814.20 × 2,699.47
  4. Step 4: Simplify right side
    4,938.01x = 18,394,728.47
  5. Step 5: Solve for x
    x = 18,394,728.47/4,938.01
  6. Step 6: Final answer
    x = 3,725.13

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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.