Home / 6,271.02-8,658.09-4,280.85

Finding the Fourth Proportional to 6,271.02, 8,658.09 and 4,280.85

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Solution

The fourth proportional to 6,271.02, 8,658.09 and 4,280.85 is: 5,910.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,271.02 : 8,658.09 = 4,280.85 : x
  2. Step 2: Convert to fraction form
    6,271.02/8,658.09 = 4,280.85/x
  3. Step 3: Cross multiply
    6,271.02x = 8,658.09 × 4,280.85
  4. Step 4: Simplify right side
    6,271.02x = 37,063,984.58
  5. Step 5: Solve for x
    x = 37,063,984.58/6,271.02
  6. Step 6: Final answer
    x = 5,910.36

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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.