Home / 4,740.38-6,538.90-2,968.91

Finding the Fourth Proportional to 4,740.38, 6,538.90 and 2,968.91

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Solution

The fourth proportional to 4,740.38, 6,538.90 and 2,968.91 is: 4,095.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740.38 : 6,538.90 = 2,968.91 : x
  2. Step 2: Convert to fraction form
    4,740.38/6,538.90 = 2,968.91/x
  3. Step 3: Cross multiply
    4,740.38x = 6,538.90 × 2,968.91
  4. Step 4: Simplify right side
    4,740.38x = 19,413,405.60
  5. Step 5: Solve for x
    x = 19,413,405.60/4,740.38
  6. Step 6: Final answer
    x = 4,095.33

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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.