Home / 4,985.23-7,463.36-2,898.87

Finding the Fourth Proportional to 4,985.23, 7,463.36 and 2,898.87

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Solution

The fourth proportional to 4,985.23, 7,463.36 and 2,898.87 is: 4,339.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,985.23 : 7,463.36 = 2,898.87 : x
  2. Step 2: Convert to fraction form
    4,985.23/7,463.36 = 2,898.87/x
  3. Step 3: Cross multiply
    4,985.23x = 7,463.36 × 2,898.87
  4. Step 4: Simplify right side
    4,985.23x = 21,635,310.40
  5. Step 5: Solve for x
    x = 21,635,310.40/4,985.23
  6. Step 6: Final answer
    x = 4,339.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.