Home / 3,088.80-4,262.83-1,763.03

Finding the Fourth Proportional to 3,088.80, 4,262.83 and 1,763.03

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Solution

The fourth proportional to 3,088.80, 4,262.83 and 1,763.03 is: 2,433.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.80 : 4,262.83 = 1,763.03 : x
  2. Step 2: Convert to fraction form
    3,088.80/4,262.83 = 1,763.03/x
  3. Step 3: Cross multiply
    3,088.80x = 4,262.83 × 1,763.03
  4. Step 4: Simplify right side
    3,088.80x = 7,515,503.42
  5. Step 5: Solve for x
    x = 7,515,503.42/3,088.80
  6. Step 6: Final answer
    x = 2,433.15

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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.