Home / 3,640.23-5,460.30-1,043.19

Finding the Fourth Proportional to 3,640.23, 5,460.30 and 1,043.19

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Solution

The fourth proportional to 3,640.23, 5,460.30 and 1,043.19 is: 1,564.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640.23 : 5,460.30 = 1,043.19 : x
  2. Step 2: Convert to fraction form
    3,640.23/5,460.30 = 1,043.19/x
  3. Step 3: Cross multiply
    3,640.23x = 5,460.30 × 1,043.19
  4. Step 4: Simplify right side
    3,640.23x = 5,696,130.36
  5. Step 5: Solve for x
    x = 5,696,130.36/3,640.23
  6. Step 6: Final answer
    x = 1,564.77

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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.