Home / 5,643.68-8,461.06-2,525.18

Finding the Fourth Proportional to 5,643.68, 8,461.06 and 2,525.18

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Solution

The fourth proportional to 5,643.68, 8,461.06 and 2,525.18 is: 3,785.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,643.68 : 8,461.06 = 2,525.18 : x
  2. Step 2: Convert to fraction form
    5,643.68/8,461.06 = 2,525.18/x
  3. Step 3: Cross multiply
    5,643.68x = 8,461.06 × 2,525.18
  4. Step 4: Simplify right side
    5,643.68x = 21,365,650.87
  5. Step 5: Solve for x
    x = 21,365,650.87/5,643.68
  6. Step 6: Final answer
    x = 3,785.77

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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.