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Finding the Fourth Proportional to 4,890.07, 6,747.01 and 2,901.07

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Solution

The fourth proportional to 4,890.07, 6,747.01 and 2,901.07 is: 4,002.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890.07 : 6,747.01 = 2,901.07 : x
  2. Step 2: Convert to fraction form
    4,890.07/6,747.01 = 2,901.07/x
  3. Step 3: Cross multiply
    4,890.07x = 6,747.01 × 2,901.07
  4. Step 4: Simplify right side
    4,890.07x = 19,573,548.30
  5. Step 5: Solve for x
    x = 19,573,548.30/4,890.07
  6. Step 6: Final answer
    x = 4,002.71

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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.