Home / 5,148.95-7,722.41-2,513.84

Finding the Fourth Proportional to 5,148.95, 7,722.41 and 2,513.84

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Solution

The fourth proportional to 5,148.95, 7,722.41 and 2,513.84 is: 3,770.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,148.95 : 7,722.41 = 2,513.84 : x
  2. Step 2: Convert to fraction form
    5,148.95/7,722.41 = 2,513.84/x
  3. Step 3: Cross multiply
    5,148.95x = 7,722.41 × 2,513.84
  4. Step 4: Simplify right side
    5,148.95x = 19,412,851.97
  5. Step 5: Solve for x
    x = 19,412,851.97/5,148.95
  6. Step 6: Final answer
    x = 3,770.26

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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.