Home / 5,906.79-8,151.80-4,114.35

Finding the Fourth Proportional to 5,906.79, 8,151.80 and 4,114.35

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Solution

The fourth proportional to 5,906.79, 8,151.80 and 4,114.35 is: 5,678.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,906.79 : 8,151.80 = 4,114.35 : x
  2. Step 2: Convert to fraction form
    5,906.79/8,151.80 = 4,114.35/x
  3. Step 3: Cross multiply
    5,906.79x = 8,151.80 × 4,114.35
  4. Step 4: Simplify right side
    5,906.79x = 33,539,337.76
  5. Step 5: Solve for x
    x = 33,539,337.76/5,906.79
  6. Step 6: Final answer
    x = 5,678.10

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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.