Home / 4,838.52-6,678.36-3,157.05

Finding the Fourth Proportional to 4,838.52, 6,678.36 and 3,157.05

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Solution

The fourth proportional to 4,838.52, 6,678.36 and 3,157.05 is: 4,357.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,838.52 : 6,678.36 = 3,157.05 : x
  2. Step 2: Convert to fraction form
    4,838.52/6,678.36 = 3,157.05/x
  3. Step 3: Cross multiply
    4,838.52x = 6,678.36 × 3,157.05
  4. Step 4: Simplify right side
    4,838.52x = 21,083,916.44
  5. Step 5: Solve for x
    x = 21,083,916.44/4,838.52
  6. Step 6: Final answer
    x = 4,357.51

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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.