Home / 2,574.11-3,864.80-2,456.66

Finding the Fourth Proportional to 2,574.11, 3,864.80 and 2,456.66

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Solution

The fourth proportional to 2,574.11, 3,864.80 and 2,456.66 is: 3,688.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,574.11 : 3,864.80 = 2,456.66 : x
  2. Step 2: Convert to fraction form
    2,574.11/3,864.80 = 2,456.66/x
  3. Step 3: Cross multiply
    2,574.11x = 3,864.80 × 2,456.66
  4. Step 4: Simplify right side
    2,574.11x = 9,494,467.96
  5. Step 5: Solve for x
    x = 9,494,467.96/2,574.11
  6. Step 6: Final answer
    x = 3,688.45

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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.