Home / 3,758.77-5,637.98-1,293.60

Finding the Fourth Proportional to 3,758.77, 5,637.98 and 1,293.60

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Solution

The fourth proportional to 3,758.77, 5,637.98 and 1,293.60 is: 1,940.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758.77 : 5,637.98 = 1,293.60 : x
  2. Step 2: Convert to fraction form
    3,758.77/5,637.98 = 1,293.60/x
  3. Step 3: Cross multiply
    3,758.77x = 5,637.98 × 1,293.60
  4. Step 4: Simplify right side
    3,758.77x = 7,293,294.16
  5. Step 5: Solve for x
    x = 7,293,294.16/3,758.77
  6. Step 6: Final answer
    x = 1,940.34

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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.