Home / 3,601.93-5,402.90-1,409.13

Finding the Fourth Proportional to 3,601.93, 5,402.90 and 1,409.13

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Solution

The fourth proportional to 3,601.93, 5,402.90 and 1,409.13 is: 2,113.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,601.93 : 5,402.90 = 1,409.13 : x
  2. Step 2: Convert to fraction form
    3,601.93/5,402.90 = 1,409.13/x
  3. Step 3: Cross multiply
    3,601.93x = 5,402.90 × 1,409.13
  4. Step 4: Simplify right side
    3,601.93x = 7,613,388.48
  5. Step 5: Solve for x
    x = 7,613,388.48/3,601.93
  6. Step 6: Final answer
    x = 2,113.70

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1.5x scale

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.