Home / 3,845.93-5,307.38-2,077.53

Finding the Fourth Proportional to 3,845.93, 5,307.38 and 2,077.53

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Solution

The fourth proportional to 3,845.93, 5,307.38 and 2,077.53 is: 2,866.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845.93 : 5,307.38 = 2,077.53 : x
  2. Step 2: Convert to fraction form
    3,845.93/5,307.38 = 2,077.53/x
  3. Step 3: Cross multiply
    3,845.93x = 5,307.38 × 2,077.53
  4. Step 4: Simplify right side
    3,845.93x = 11,026,238.57
  5. Step 5: Solve for x
    x = 11,026,238.57/3,845.93
  6. Step 6: Final answer
    x = 2,866.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.