Home / 2,238.93-3,088.26-1,574.19

Finding the Fourth Proportional to 2,238.93, 3,088.26 and 1,574.19

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Solution

The fourth proportional to 2,238.93, 3,088.26 and 1,574.19 is: 2,171.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238.93 : 3,088.26 = 1,574.19 : x
  2. Step 2: Convert to fraction form
    2,238.93/3,088.26 = 1,574.19/x
  3. Step 3: Cross multiply
    2,238.93x = 3,088.26 × 1,574.19
  4. Step 4: Simplify right side
    2,238.93x = 4,861,508.01
  5. Step 5: Solve for x
    x = 4,861,508.01/2,238.93
  6. Step 6: Final answer
    x = 2,171.35

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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.