Home / 7,282.61-10,050.86-4,139.27

Finding the Fourth Proportional to 7,282.61, 10,050.86 and 4,139.27

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Solution

The fourth proportional to 7,282.61, 10,050.86 and 4,139.27 is: 5,712.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,282.61 : 10,050.86 = 4,139.27 : x
  2. Step 2: Convert to fraction form
    7,282.61/10,050.86 = 4,139.27/x
  3. Step 3: Cross multiply
    7,282.61x = 10,050.86 × 4,139.27
  4. Step 4: Simplify right side
    7,282.61x = 41,603,202.58
  5. Step 5: Solve for x
    x = 41,603,202.58/7,282.61
  6. Step 6: Final answer
    x = 5,712.68

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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.