Home / 4,335.55-6,503.32-2,145.81

Finding the Fourth Proportional to 4,335.55, 6,503.32 and 2,145.81

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Solution

The fourth proportional to 4,335.55, 6,503.32 and 2,145.81 is: 3,218.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,335.55 : 6,503.32 = 2,145.81 : x
  2. Step 2: Convert to fraction form
    4,335.55/6,503.32 = 2,145.81/x
  3. Step 3: Cross multiply
    4,335.55x = 6,503.32 × 2,145.81
  4. Step 4: Simplify right side
    4,335.55x = 13,954,916.16
  5. Step 5: Solve for x
    x = 13,954,916.16/4,335.55
  6. Step 6: Final answer
    x = 3,218.72

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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.