Home / 2,719.17-4,055.87-2,637.16

Finding the Fourth Proportional to 2,719.17, 4,055.87 and 2,637.16

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Solution

The fourth proportional to 2,719.17, 4,055.87 and 2,637.16 is: 3,933.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719.17 : 4,055.87 = 2,637.16 : x
  2. Step 2: Convert to fraction form
    2,719.17/4,055.87 = 2,637.16/x
  3. Step 3: Cross multiply
    2,719.17x = 4,055.87 × 2,637.16
  4. Step 4: Simplify right side
    2,719.17x = 10,695,974.58
  5. Step 5: Solve for x
    x = 10,695,974.58/2,719.17
  6. Step 6: Final answer
    x = 3,933.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.