Home / 5,637.20-7,773.84-5,083.45

Finding the Fourth Proportional to 5,637.20, 7,773.84 and 5,083.45

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Solution

The fourth proportional to 5,637.20, 7,773.84 and 5,083.45 is: 7,010.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637.20 : 7,773.84 = 5,083.45 : x
  2. Step 2: Convert to fraction form
    5,637.20/7,773.84 = 5,083.45/x
  3. Step 3: Cross multiply
    5,637.20x = 7,773.84 × 5,083.45
  4. Step 4: Simplify right side
    5,637.20x = 39,517,907.51
  5. Step 5: Solve for x
    x = 39,517,907.51/5,637.20
  6. Step 6: Final answer
    x = 7,010.21

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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.