Home / 3,580.09-5,364.26-3,443.40

Finding the Fourth Proportional to 3,580.09, 5,364.26 and 3,443.40

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Solution

The fourth proportional to 3,580.09, 5,364.26 and 3,443.40 is: 5,159.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580.09 : 5,364.26 = 3,443.40 : x
  2. Step 2: Convert to fraction form
    3,580.09/5,364.26 = 3,443.40/x
  3. Step 3: Cross multiply
    3,580.09x = 5,364.26 × 3,443.40
  4. Step 4: Simplify right side
    3,580.09x = 18,471,288.58
  5. Step 5: Solve for x
    x = 18,471,288.58/3,580.09
  6. Step 6: Final answer
    x = 5,159.45

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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.