Home / 5,653.42-7,801.73-3,135.56

Finding the Fourth Proportional to 5,653.42, 7,801.73 and 3,135.56

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Solution

The fourth proportional to 5,653.42, 7,801.73 and 3,135.56 is: 4,327.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653.42 : 7,801.73 = 3,135.56 : x
  2. Step 2: Convert to fraction form
    5,653.42/7,801.73 = 3,135.56/x
  3. Step 3: Cross multiply
    5,653.42x = 7,801.73 × 3,135.56
  4. Step 4: Simplify right side
    5,653.42x = 24,462,792.52
  5. Step 5: Solve for x
    x = 24,462,792.52/5,653.42
  6. Step 6: Final answer
    x = 4,327.08

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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.