Home / 5,132.63-7,083.03-2,774.77

Finding the Fourth Proportional to 5,132.63, 7,083.03 and 2,774.77

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Solution

The fourth proportional to 5,132.63, 7,083.03 and 2,774.77 is: 3,829.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132.63 : 7,083.03 = 2,774.77 : x
  2. Step 2: Convert to fraction form
    5,132.63/7,083.03 = 2,774.77/x
  3. Step 3: Cross multiply
    5,132.63x = 7,083.03 × 2,774.77
  4. Step 4: Simplify right side
    5,132.63x = 19,653,782.62
  5. Step 5: Solve for x
    x = 19,653,782.62/5,132.63
  6. Step 6: Final answer
    x = 3,829.18

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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.