Home / 5,715.80-8,576.10-4,267.52

Finding the Fourth Proportional to 5,715.80, 8,576.10 and 4,267.52

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Solution

The fourth proportional to 5,715.80, 8,576.10 and 4,267.52 is: 6,403.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,715.80 : 8,576.10 = 4,267.52 : x
  2. Step 2: Convert to fraction form
    5,715.80/8,576.10 = 4,267.52/x
  3. Step 3: Cross multiply
    5,715.80x = 8,576.10 × 4,267.52
  4. Step 4: Simplify right side
    5,715.80x = 36,598,678.27
  5. Step 5: Solve for x
    x = 36,598,678.27/5,715.80
  6. Step 6: Final answer
    x = 6,403.07

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1.5x scale

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.