Home / 4,330.72-6,499.73-1,867.38

Finding the Fourth Proportional to 4,330.72, 6,499.73 and 1,867.38

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Solution

The fourth proportional to 4,330.72, 6,499.73 and 1,867.38 is: 2,802.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,330.72 : 6,499.73 = 1,867.38 : x
  2. Step 2: Convert to fraction form
    4,330.72/6,499.73 = 1,867.38/x
  3. Step 3: Cross multiply
    4,330.72x = 6,499.73 × 1,867.38
  4. Step 4: Simplify right side
    4,330.72x = 12,137,465.81
  5. Step 5: Solve for x
    x = 12,137,465.81/4,330.72
  6. Step 6: Final answer
    x = 2,802.64

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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.