Home / 6,385.02-8,803.26-4,285.50

Finding the Fourth Proportional to 6,385.02, 8,803.26 and 4,285.50

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Solution

The fourth proportional to 6,385.02, 8,803.26 and 4,285.50 is: 5,908.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,385.02 : 8,803.26 = 4,285.50 : x
  2. Step 2: Convert to fraction form
    6,385.02/8,803.26 = 4,285.50/x
  3. Step 3: Cross multiply
    6,385.02x = 8,803.26 × 4,285.50
  4. Step 4: Simplify right side
    6,385.02x = 37,726,370.73
  5. Step 5: Solve for x
    x = 37,726,370.73/6,385.02
  6. Step 6: Final answer
    x = 5,908.58

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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.