Home / 3,465.08-5,196.76-999.35

Finding the Fourth Proportional to 3,465.08, 5,196.76 and 999.35

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Solution

The fourth proportional to 3,465.08, 5,196.76 and 999.35 is: 1,498.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.08 : 5,196.76 = 999.35 : x
  2. Step 2: Convert to fraction form
    3,465.08/5,196.76 = 999.35/x
  3. Step 3: Cross multiply
    3,465.08x = 5,196.76 × 999.35
  4. Step 4: Simplify right side
    3,465.08x = 5,193,382.11
  5. Step 5: Solve for x
    x = 5,193,382.11/3,465.08
  6. Step 6: Final answer
    x = 1,498.78

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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.