Home / 3,237.60-4,857.12-1,046.28

Finding the Fourth Proportional to 3,237.60, 4,857.12 and 1,046.28

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Solution

The fourth proportional to 3,237.60, 4,857.12 and 1,046.28 is: 1,569.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237.60 : 4,857.12 = 1,046.28 : x
  2. Step 2: Convert to fraction form
    3,237.60/4,857.12 = 1,046.28/x
  3. Step 3: Cross multiply
    3,237.60x = 4,857.12 × 1,046.28
  4. Step 4: Simplify right side
    3,237.60x = 5,081,907.51
  5. Step 5: Solve for x
    x = 5,081,907.51/3,237.60
  6. Step 6: Final answer
    x = 1,569.65

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1.5x scale

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.