Home / 5,904.56-8,140.68-4,838.36

Finding the Fourth Proportional to 5,904.56, 8,140.68 and 4,838.36

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Solution

The fourth proportional to 5,904.56, 8,140.68 and 4,838.36 is: 6,670.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,904.56 : 8,140.68 = 4,838.36 : x
  2. Step 2: Convert to fraction form
    5,904.56/8,140.68 = 4,838.36/x
  3. Step 3: Cross multiply
    5,904.56x = 8,140.68 × 4,838.36
  4. Step 4: Simplify right side
    5,904.56x = 39,387,540.48
  5. Step 5: Solve for x
    x = 39,387,540.48/5,904.56
  6. Step 6: Final answer
    x = 6,670.70

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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.