Home / 3,946.95-5,920.43-1,025.26

Finding the Fourth Proportional to 3,946.95, 5,920.43 and 1,025.26

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Solution

The fourth proportional to 3,946.95, 5,920.43 and 1,025.26 is: 1,537.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,946.95 : 5,920.43 = 1,025.26 : x
  2. Step 2: Convert to fraction form
    3,946.95/5,920.43 = 1,025.26/x
  3. Step 3: Cross multiply
    3,946.95x = 5,920.43 × 1,025.26
  4. Step 4: Simplify right side
    3,946.95x = 6,069,980.06
  5. Step 5: Solve for x
    x = 6,069,980.06/3,946.95
  6. Step 6: Final answer
    x = 1,537.89

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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.