Home / 4,270.45-5,894.16-2,775.77

Finding the Fourth Proportional to 4,270.45, 5,894.16 and 2,775.77

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Solution

The fourth proportional to 4,270.45, 5,894.16 and 2,775.77 is: 3,831.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270.45 : 5,894.16 = 2,775.77 : x
  2. Step 2: Convert to fraction form
    4,270.45/5,894.16 = 2,775.77/x
  3. Step 3: Cross multiply
    4,270.45x = 5,894.16 × 2,775.77
  4. Step 4: Simplify right side
    4,270.45x = 16,360,832.50
  5. Step 5: Solve for x
    x = 16,360,832.50/4,270.45
  6. Step 6: Final answer
    x = 3,831.17

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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.