Home / 10,752.75-14,835.15-6,774.84

Finding the Fourth Proportional to 10,752.75, 14,835.15 and 6,774.84

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Solution

The fourth proportional to 10,752.75, 14,835.15 and 6,774.84 is: 9,346.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,752.75 : 14,835.15 = 6,774.84 : x
  2. Step 2: Convert to fraction form
    10,752.75/14,835.15 = 6,774.84/x
  3. Step 3: Cross multiply
    10,752.75x = 14,835.15 × 6,774.84
  4. Step 4: Simplify right side
    10,752.75x = 100,505,767.63
  5. Step 5: Solve for x
    x = 100,505,767.63/10,752.75
  6. Step 6: Final answer
    x = 9,346.98

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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.