Home / 6,118.84-8,442.58-3,465.66

Finding the Fourth Proportional to 6,118.84, 8,442.58 and 3,465.66

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Solution

The fourth proportional to 6,118.84, 8,442.58 and 3,465.66 is: 4,781.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,118.84 : 8,442.58 = 3,465.66 : x
  2. Step 2: Convert to fraction form
    6,118.84/8,442.58 = 3,465.66/x
  3. Step 3: Cross multiply
    6,118.84x = 8,442.58 × 3,465.66
  4. Step 4: Simplify right side
    6,118.84x = 29,259,111.80
  5. Step 5: Solve for x
    x = 29,259,111.80/6,118.84
  6. Step 6: Final answer
    x = 4,781.81

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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.