Home / 6,126.56-8,458.04-4,622.48

Finding the Fourth Proportional to 6,126.56, 8,458.04 and 4,622.48

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Solution

The fourth proportional to 6,126.56, 8,458.04 and 4,622.48 is: 6,381.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126.56 : 8,458.04 = 4,622.48 : x
  2. Step 2: Convert to fraction form
    6,126.56/8,458.04 = 4,622.48/x
  3. Step 3: Cross multiply
    6,126.56x = 8,458.04 × 4,622.48
  4. Step 4: Simplify right side
    6,126.56x = 39,097,120.74
  5. Step 5: Solve for x
    x = 39,097,120.74/6,126.56
  6. Step 6: Final answer
    x = 6,381.58

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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.