Home / 4,774.06-7,158.46-2,555.49

Finding the Fourth Proportional to 4,774.06, 7,158.46 and 2,555.49

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Solution

The fourth proportional to 4,774.06, 7,158.46 and 2,555.49 is: 3,831.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,774.06 : 7,158.46 = 2,555.49 : x
  2. Step 2: Convert to fraction form
    4,774.06/7,158.46 = 2,555.49/x
  3. Step 3: Cross multiply
    4,774.06x = 7,158.46 × 2,555.49
  4. Step 4: Simplify right side
    4,774.06x = 18,293,398.19
  5. Step 5: Solve for x
    x = 18,293,398.19/4,774.06
  6. Step 6: Final answer
    x = 3,831.84

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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.