Home / 6,324.47-8,726.40-3,670.50

Finding the Fourth Proportional to 6,324.47, 8,726.40 and 3,670.50

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Solution

The fourth proportional to 6,324.47, 8,726.40 and 3,670.50 is: 5,064.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,324.47 : 8,726.40 = 3,670.50 : x
  2. Step 2: Convert to fraction form
    6,324.47/8,726.40 = 3,670.50/x
  3. Step 3: Cross multiply
    6,324.47x = 8,726.40 × 3,670.50
  4. Step 4: Simplify right side
    6,324.47x = 32,030,251.20
  5. Step 5: Solve for x
    x = 32,030,251.20/6,324.47
  6. Step 6: Final answer
    x = 5,064.50

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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.