Home / 7,635.22-10,531.84-6,355.84

Finding the Fourth Proportional to 7,635.22, 10,531.84 and 6,355.84

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Solution

The fourth proportional to 7,635.22, 10,531.84 and 6,355.84 is: 8,767.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,635.22 : 10,531.84 = 6,355.84 : x
  2. Step 2: Convert to fraction form
    7,635.22/10,531.84 = 6,355.84/x
  3. Step 3: Cross multiply
    7,635.22x = 10,531.84 × 6,355.84
  4. Step 4: Simplify right side
    7,635.22x = 66,938,689.95
  5. Step 5: Solve for x
    x = 66,938,689.95/7,635.22
  6. Step 6: Final answer
    x = 8,767.09

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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.