Home / 5,625.59-8,438.40-1,465.25

Finding the Fourth Proportional to 5,625.59, 8,438.40 and 1,465.25

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Solution

The fourth proportional to 5,625.59, 8,438.40 and 1,465.25 is: 2,197.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,625.59 : 8,438.40 = 1,465.25 : x
  2. Step 2: Convert to fraction form
    5,625.59/8,438.40 = 1,465.25/x
  3. Step 3: Cross multiply
    5,625.59x = 8,438.40 × 1,465.25
  4. Step 4: Simplify right side
    5,625.59x = 12,364,365.60
  5. Step 5: Solve for x
    x = 12,364,365.60/5,625.59
  6. Step 6: Final answer
    x = 2,197.88

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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.