Home / 5,277.93-7,282.45-3,039.21

Finding the Fourth Proportional to 5,277.93, 7,282.45 and 3,039.21

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Solution

The fourth proportional to 5,277.93, 7,282.45 and 3,039.21 is: 4,193.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,277.93 : 7,282.45 = 3,039.21 : x
  2. Step 2: Convert to fraction form
    5,277.93/7,282.45 = 3,039.21/x
  3. Step 3: Cross multiply
    5,277.93x = 7,282.45 × 3,039.21
  4. Step 4: Simplify right side
    5,277.93x = 22,132,894.86
  5. Step 5: Solve for x
    x = 22,132,894.86/5,277.93
  6. Step 6: Final answer
    x = 4,193.48

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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.