Home / 6,215.96-8,576.10-3,526.74

Finding the Fourth Proportional to 6,215.96, 8,576.10 and 3,526.74

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Solution

The fourth proportional to 6,215.96, 8,576.10 and 3,526.74 is: 4,865.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,215.96 : 8,576.10 = 3,526.74 : x
  2. Step 2: Convert to fraction form
    6,215.96/8,576.10 = 3,526.74/x
  3. Step 3: Cross multiply
    6,215.96x = 8,576.10 × 3,526.74
  4. Step 4: Simplify right side
    6,215.96x = 30,245,674.91
  5. Step 5: Solve for x
    x = 30,245,674.91/6,215.96
  6. Step 6: Final answer
    x = 4,865.81

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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.