Home / 3,263.90-4,888.26-1,615.15

Finding the Fourth Proportional to 3,263.90, 4,888.26 and 1,615.15

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Solution

The fourth proportional to 3,263.90, 4,888.26 and 1,615.15 is: 2,418.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,263.90 : 4,888.26 = 1,615.15 : x
  2. Step 2: Convert to fraction form
    3,263.90/4,888.26 = 1,615.15/x
  3. Step 3: Cross multiply
    3,263.90x = 4,888.26 × 1,615.15
  4. Step 4: Simplify right side
    3,263.90x = 7,895,260.92
  5. Step 5: Solve for x
    x = 7,895,260.92/3,263.90
  6. Step 6: Final answer
    x = 2,418.96

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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.