Home / 4,970.74-7,445.57-3,403.39

Finding the Fourth Proportional to 4,970.74, 7,445.57 and 3,403.39

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Solution

The fourth proportional to 4,970.74, 7,445.57 and 3,403.39 is: 5,097.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.74 : 7,445.57 = 3,403.39 : x
  2. Step 2: Convert to fraction form
    4,970.74/7,445.57 = 3,403.39/x
  3. Step 3: Cross multiply
    4,970.74x = 7,445.57 × 3,403.39
  4. Step 4: Simplify right side
    4,970.74x = 25,340,178.48
  5. Step 5: Solve for x
    x = 25,340,178.48/4,970.74
  6. Step 6: Final answer
    x = 5,097.87

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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.