Home / 6,266.79-8,650.31-4,148.10

Finding the Fourth Proportional to 6,266.79, 8,650.31 and 4,148.10

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Solution

The fourth proportional to 6,266.79, 8,650.31 and 4,148.10 is: 5,725.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,266.79 : 8,650.31 = 4,148.10 : x
  2. Step 2: Convert to fraction form
    6,266.79/8,650.31 = 4,148.10/x
  3. Step 3: Cross multiply
    6,266.79x = 8,650.31 × 4,148.10
  4. Step 4: Simplify right side
    6,266.79x = 35,882,330.17
  5. Step 5: Solve for x
    x = 35,882,330.17/6,266.79
  6. Step 6: Final answer
    x = 5,725.79

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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.