Home / 3,436.01-4,741.68-1,864.09

Finding the Fourth Proportional to 3,436.01, 4,741.68 and 1,864.09

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Solution

The fourth proportional to 3,436.01, 4,741.68 and 1,864.09 is: 2,572.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.01 : 4,741.68 = 1,864.09 : x
  2. Step 2: Convert to fraction form
    3,436.01/4,741.68 = 1,864.09/x
  3. Step 3: Cross multiply
    3,436.01x = 4,741.68 × 1,864.09
  4. Step 4: Simplify right side
    3,436.01x = 8,838,918.27
  5. Step 5: Solve for x
    x = 8,838,918.27/3,436.01
  6. Step 6: Final answer
    x = 2,572.44

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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.