Home / 4,938.02-7,398.86-2,986.19

Finding the Fourth Proportional to 4,938.02, 7,398.86 and 2,986.19

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Solution

The fourth proportional to 4,938.02, 7,398.86 and 2,986.19 is: 4,474.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938.02 : 7,398.86 = 2,986.19 : x
  2. Step 2: Convert to fraction form
    4,938.02/7,398.86 = 2,986.19/x
  3. Step 3: Cross multiply
    4,938.02x = 7,398.86 × 2,986.19
  4. Step 4: Simplify right side
    4,938.02x = 22,094,401.74
  5. Step 5: Solve for x
    x = 22,094,401.74/4,938.02
  6. Step 6: Final answer
    x = 4,474.34

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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.