Home / 4,975.34-6,865.58-2,930.92

Finding the Fourth Proportional to 4,975.34, 6,865.58 and 2,930.92

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Solution

The fourth proportional to 4,975.34, 6,865.58 and 2,930.92 is: 4,044.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,975.34 : 6,865.58 = 2,930.92 : x
  2. Step 2: Convert to fraction form
    4,975.34/6,865.58 = 2,930.92/x
  3. Step 3: Cross multiply
    4,975.34x = 6,865.58 × 2,930.92
  4. Step 4: Simplify right side
    4,975.34x = 20,122,465.73
  5. Step 5: Solve for x
    x = 20,122,465.73/4,975.34
  6. Step 6: Final answer
    x = 4,044.44

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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.