Home / 7,623.84-10,522.25-4,438.74

Finding the Fourth Proportional to 7,623.84, 10,522.25 and 4,438.74

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Solution

The fourth proportional to 7,623.84, 10,522.25 and 4,438.74 is: 6,126.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,623.84 : 10,522.25 = 4,438.74 : x
  2. Step 2: Convert to fraction form
    7,623.84/10,522.25 = 4,438.74/x
  3. Step 3: Cross multiply
    7,623.84x = 10,522.25 × 4,438.74
  4. Step 4: Simplify right side
    7,623.84x = 46,705,531.97
  5. Step 5: Solve for x
    x = 46,705,531.97/7,623.84
  6. Step 6: Final answer
    x = 6,126.25

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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.