Home / 3,170.04-4,752.47-2,126.86

Finding the Fourth Proportional to 3,170.04, 4,752.47 and 2,126.86

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Solution

The fourth proportional to 3,170.04, 4,752.47 and 2,126.86 is: 3,188.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.04 : 4,752.47 = 2,126.86 : x
  2. Step 2: Convert to fraction form
    3,170.04/4,752.47 = 2,126.86/x
  3. Step 3: Cross multiply
    3,170.04x = 4,752.47 × 2,126.86
  4. Step 4: Simplify right side
    3,170.04x = 10,107,831.78
  5. Step 5: Solve for x
    x = 10,107,831.78/3,170.04
  6. Step 6: Final answer
    x = 3,188.55

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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.