Home / 4,191.07-6,287.36-1,724.54

Finding the Fourth Proportional to 4,191.07, 6,287.36 and 1,724.54

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Solution

The fourth proportional to 4,191.07, 6,287.36 and 1,724.54 is: 2,587.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191.07 : 6,287.36 = 1,724.54 : x
  2. Step 2: Convert to fraction form
    4,191.07/6,287.36 = 1,724.54/x
  3. Step 3: Cross multiply
    4,191.07x = 6,287.36 × 1,724.54
  4. Step 4: Simplify right side
    4,191.07x = 10,842,806.40
  5. Step 5: Solve for x
    x = 10,842,806.40/4,191.07
  6. Step 6: Final answer
    x = 2,587.12

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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.