Home / 4,947.10-7,421.10-2,024.80

Finding the Fourth Proportional to 4,947.10, 7,421.10 and 2,024.80

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Solution

The fourth proportional to 4,947.10, 7,421.10 and 2,024.80 is: 3,037.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947.10 : 7,421.10 = 2,024.80 : x
  2. Step 2: Convert to fraction form
    4,947.10/7,421.10 = 2,024.80/x
  3. Step 3: Cross multiply
    4,947.10x = 7,421.10 × 2,024.80
  4. Step 4: Simplify right side
    4,947.10x = 15,026,243.28
  5. Step 5: Solve for x
    x = 15,026,243.28/4,947.10
  6. Step 6: Final answer
    x = 3,037.38

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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.