Home / 7,377.84-11,071.62-3,482.64

Finding the Fourth Proportional to 7,377.84, 11,071.62 and 3,482.64

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Solution

The fourth proportional to 7,377.84, 11,071.62 and 3,482.64 is: 5,226.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,377.84 : 11,071.62 = 3,482.64 : x
  2. Step 2: Convert to fraction form
    7,377.84/11,071.62 = 3,482.64/x
  3. Step 3: Cross multiply
    7,377.84x = 11,071.62 × 3,482.64
  4. Step 4: Simplify right side
    7,377.84x = 38,558,466.68
  5. Step 5: Solve for x
    x = 38,558,466.68/7,377.84
  6. Step 6: Final answer
    x = 5,226.25

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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.