Home / 2,625.42-3,933.85-1,530.71

Finding the Fourth Proportional to 2,625.42, 3,933.85 and 1,530.71

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Solution

The fourth proportional to 2,625.42, 3,933.85 and 1,530.71 is: 2,293.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625.42 : 3,933.85 = 1,530.71 : x
  2. Step 2: Convert to fraction form
    2,625.42/3,933.85 = 1,530.71/x
  3. Step 3: Cross multiply
    2,625.42x = 3,933.85 × 1,530.71
  4. Step 4: Simplify right side
    2,625.42x = 6,021,583.53
  5. Step 5: Solve for x
    x = 6,021,583.53/2,625.42
  6. Step 6: Final answer
    x = 2,293.57

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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.