Home / 6,231.67-8,602.57-5,377.52

Finding the Fourth Proportional to 6,231.67, 8,602.57 and 5,377.52

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Solution

The fourth proportional to 6,231.67, 8,602.57 and 5,377.52 is: 7,423.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,231.67 : 8,602.57 = 5,377.52 : x
  2. Step 2: Convert to fraction form
    6,231.67/8,602.57 = 5,377.52/x
  3. Step 3: Cross multiply
    6,231.67x = 8,602.57 × 5,377.52
  4. Step 4: Simplify right side
    6,231.67x = 46,260,520.45
  5. Step 5: Solve for x
    x = 46,260,520.45/6,231.67
  6. Step 6: Final answer
    x = 7,423.46

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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.