Home / 4,321.51-5,963.68-2,530.21

Finding the Fourth Proportional to 4,321.51, 5,963.68 and 2,530.21

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Solution

The fourth proportional to 4,321.51, 5,963.68 and 2,530.21 is: 3,491.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,321.51 : 5,963.68 = 2,530.21 : x
  2. Step 2: Convert to fraction form
    4,321.51/5,963.68 = 2,530.21/x
  3. Step 3: Cross multiply
    4,321.51x = 5,963.68 × 2,530.21
  4. Step 4: Simplify right side
    4,321.51x = 15,089,362.77
  5. Step 5: Solve for x
    x = 15,089,362.77/4,321.51
  6. Step 6: Final answer
    x = 3,491.69

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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.