Home / 2,500.91-3,449.16-1,872.93

Finding the Fourth Proportional to 2,500.91, 3,449.16 and 1,872.93

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Solution

The fourth proportional to 2,500.91, 3,449.16 and 1,872.93 is: 2,583.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,500.91 : 3,449.16 = 1,872.93 : x
  2. Step 2: Convert to fraction form
    2,500.91/3,449.16 = 1,872.93/x
  3. Step 3: Cross multiply
    2,500.91x = 3,449.16 × 1,872.93
  4. Step 4: Simplify right side
    2,500.91x = 6,460,035.24
  5. Step 5: Solve for x
    x = 6,460,035.24/2,500.91
  6. Step 6: Final answer
    x = 2,583.07

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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.