Home / 5,374.73-7,417.23-3,137.24

Finding the Fourth Proportional to 5,374.73, 7,417.23 and 3,137.24

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Solution

The fourth proportional to 5,374.73, 7,417.23 and 3,137.24 is: 4,329.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,374.73 : 7,417.23 = 3,137.24 : x
  2. Step 2: Convert to fraction form
    5,374.73/7,417.23 = 3,137.24/x
  3. Step 3: Cross multiply
    5,374.73x = 7,417.23 × 3,137.24
  4. Step 4: Simplify right side
    5,374.73x = 23,269,630.65
  5. Step 5: Solve for x
    x = 23,269,630.65/5,374.73
  6. Step 6: Final answer
    x = 4,329.45

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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.