Home / 3,707.89-5,565.31-1,954.19

Finding the Fourth Proportional to 3,707.89, 5,565.31 and 1,954.19

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Solution

The fourth proportional to 3,707.89, 5,565.31 and 1,954.19 is: 2,933.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,707.89 : 5,565.31 = 1,954.19 : x
  2. Step 2: Convert to fraction form
    3,707.89/5,565.31 = 1,954.19/x
  3. Step 3: Cross multiply
    3,707.89x = 5,565.31 × 1,954.19
  4. Step 4: Simplify right side
    3,707.89x = 10,875,682.18
  5. Step 5: Solve for x
    x = 10,875,682.18/3,707.89
  6. Step 6: Final answer
    x = 2,933.12

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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.