Home / 8,271.86-11,414.98-4,686.53

Finding the Fourth Proportional to 8,271.86, 11,414.98 and 4,686.53

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Solution

The fourth proportional to 8,271.86, 11,414.98 and 4,686.53 is: 6,467.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271.86 : 11,414.98 = 4,686.53 : x
  2. Step 2: Convert to fraction form
    8,271.86/11,414.98 = 4,686.53/x
  3. Step 3: Cross multiply
    8,271.86x = 11,414.98 × 4,686.53
  4. Step 4: Simplify right side
    8,271.86x = 53,496,646.22
  5. Step 5: Solve for x
    x = 53,496,646.22/8,271.86
  6. Step 6: Final answer
    x = 6,467.31

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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.