Home / 4,474.21-6,678.59-4,148.95

Finding the Fourth Proportional to 4,474.21, 6,678.59 and 4,148.95

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Solution

The fourth proportional to 4,474.21, 6,678.59 and 4,148.95 is: 6,193.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,474.21 : 6,678.59 = 4,148.95 : x
  2. Step 2: Convert to fraction form
    4,474.21/6,678.59 = 4,148.95/x
  3. Step 3: Cross multiply
    4,474.21x = 6,678.59 × 4,148.95
  4. Step 4: Simplify right side
    4,474.21x = 27,709,135.98
  5. Step 5: Solve for x
    x = 27,709,135.98/4,474.21
  6. Step 6: Final answer
    x = 6,193.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.