Home / 3,666.87-5,058.65-2,340.09

Finding the Fourth Proportional to 3,666.87, 5,058.65 and 2,340.09

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Solution

The fourth proportional to 3,666.87, 5,058.65 and 2,340.09 is: 3,228.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,666.87 : 5,058.65 = 2,340.09 : x
  2. Step 2: Convert to fraction form
    3,666.87/5,058.65 = 2,340.09/x
  3. Step 3: Cross multiply
    3,666.87x = 5,058.65 × 2,340.09
  4. Step 4: Simplify right side
    3,666.87x = 11,837,702.13
  5. Step 5: Solve for x
    x = 11,837,702.13/3,666.87
  6. Step 6: Final answer
    x = 3,228.29

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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.