Home / 6,576.60-9,076.58-4,186.81

Finding the Fourth Proportional to 6,576.60, 9,076.58 and 4,186.81

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Solution

The fourth proportional to 6,576.60, 9,076.58 and 4,186.81 is: 5,778.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,576.60 : 9,076.58 = 4,186.81 : x
  2. Step 2: Convert to fraction form
    6,576.60/9,076.58 = 4,186.81/x
  3. Step 3: Cross multiply
    6,576.60x = 9,076.58 × 4,186.81
  4. Step 4: Simplify right side
    6,576.60x = 38,001,894.98
  5. Step 5: Solve for x
    x = 38,001,894.98/6,576.60
  6. Step 6: Final answer
    x = 5,778.35

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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.