Home / 4,364.12-6,546.12-1,077.20

Finding the Fourth Proportional to 4,364.12, 6,546.12 and 1,077.20

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Solution

The fourth proportional to 4,364.12, 6,546.12 and 1,077.20 is: 1,615.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,364.12 : 6,546.12 = 1,077.20 : x
  2. Step 2: Convert to fraction form
    4,364.12/6,546.12 = 1,077.20/x
  3. Step 3: Cross multiply
    4,364.12x = 6,546.12 × 1,077.20
  4. Step 4: Simplify right side
    4,364.12x = 7,051,480.46
  5. Step 5: Solve for x
    x = 7,051,480.46/4,364.12
  6. Step 6: Final answer
    x = 1,615.79

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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.