Home / 5,282.14-7,911.53-3,612.30

Finding the Fourth Proportional to 5,282.14, 7,911.53 and 3,612.30

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Solution

The fourth proportional to 5,282.14, 7,911.53 and 3,612.30 is: 5,410.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,282.14 : 7,911.53 = 3,612.30 : x
  2. Step 2: Convert to fraction form
    5,282.14/7,911.53 = 3,612.30/x
  3. Step 3: Cross multiply
    5,282.14x = 7,911.53 × 3,612.30
  4. Step 4: Simplify right side
    5,282.14x = 28,578,831.43
  5. Step 5: Solve for x
    x = 28,578,831.43/5,282.14
  6. Step 6: Final answer
    x = 5,410.47

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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.