Home / 10,738.80-14,817.60-6,261.75

Finding the Fourth Proportional to 10,738.80, 14,817.60 and 6,261.75

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Solution

The fourth proportional to 10,738.80, 14,817.60 and 6,261.75 is: 8,640.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,738.80 : 14,817.60 = 6,261.75 : x
  2. Step 2: Convert to fraction form
    10,738.80/14,817.60 = 6,261.75/x
  3. Step 3: Cross multiply
    10,738.80x = 14,817.60 × 6,261.75
  4. Step 4: Simplify right side
    10,738.80x = 92,784,106.80
  5. Step 5: Solve for x
    x = 92,784,106.80/10,738.80
  6. Step 6: Final answer
    x = 8,640.08

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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.