Home / 3,003.45-4,527.71-2,802.75

Finding the Fourth Proportional to 3,003.45, 4,527.71 and 2,802.75

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Solution

The fourth proportional to 3,003.45, 4,527.71 and 2,802.75 is: 4,225.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.45 : 4,527.71 = 2,802.75 : x
  2. Step 2: Convert to fraction form
    3,003.45/4,527.71 = 2,802.75/x
  3. Step 3: Cross multiply
    3,003.45x = 4,527.71 × 2,802.75
  4. Step 4: Simplify right side
    3,003.45x = 12,690,025.19
  5. Step 5: Solve for x
    x = 12,690,025.19/3,003.45
  6. Step 6: Final answer
    x = 4,225.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.