Home / 5,879.02-8,810.28-4,227.78

Finding the Fourth Proportional to 5,879.02, 8,810.28 and 4,227.78

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Solution

The fourth proportional to 5,879.02, 8,810.28 and 4,227.78 is: 6,335.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,879.02 : 8,810.28 = 4,227.78 : x
  2. Step 2: Convert to fraction form
    5,879.02/8,810.28 = 4,227.78/x
  3. Step 3: Cross multiply
    5,879.02x = 8,810.28 × 4,227.78
  4. Step 4: Simplify right side
    5,879.02x = 37,247,925.58
  5. Step 5: Solve for x
    x = 37,247,925.58/5,879.02
  6. Step 6: Final answer
    x = 6,335.74

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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.