Home / 2,405.16-3,603.05-1,580.94

Finding the Fourth Proportional to 2,405.16, 3,603.05 and 1,580.94

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Solution

The fourth proportional to 2,405.16, 3,603.05 and 1,580.94 is: 2,368.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405.16 : 3,603.05 = 1,580.94 : x
  2. Step 2: Convert to fraction form
    2,405.16/3,603.05 = 1,580.94/x
  3. Step 3: Cross multiply
    2,405.16x = 3,603.05 × 1,580.94
  4. Step 4: Simplify right side
    2,405.16x = 5,696,197.96
  5. Step 5: Solve for x
    x = 5,696,197.96/2,405.16
  6. Step 6: Final answer
    x = 2,368.33

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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.