Home / 8,208.93-12,297.83-4,870.13

Finding the Fourth Proportional to 8,208.93, 12,297.83 and 4,870.13

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Solution

The fourth proportional to 8,208.93, 12,297.83 and 4,870.13 is: 7,295.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,208.93 : 12,297.83 = 4,870.13 : x
  2. Step 2: Convert to fraction form
    8,208.93/12,297.83 = 4,870.13/x
  3. Step 3: Cross multiply
    8,208.93x = 12,297.83 × 4,870.13
  4. Step 4: Simplify right side
    8,208.93x = 59,891,944.98
  5. Step 5: Solve for x
    x = 59,891,944.98/8,208.93
  6. Step 6: Final answer
    x = 7,295.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.