Home / 3,225.48-4,831.80-2,528.88

Finding the Fourth Proportional to 3,225.48, 4,831.80 and 2,528.88

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Solution

The fourth proportional to 3,225.48, 4,831.80 and 2,528.88 is: 3,788.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,225.48 : 4,831.80 = 2,528.88 : x
  2. Step 2: Convert to fraction form
    3,225.48/4,831.80 = 2,528.88/x
  3. Step 3: Cross multiply
    3,225.48x = 4,831.80 × 2,528.88
  4. Step 4: Simplify right side
    3,225.48x = 12,219,042.38
  5. Step 5: Solve for x
    x = 12,219,042.38/3,225.48
  6. Step 6: Final answer
    x = 3,788.29

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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.