Home / 10,679.58-14,744.75-9,558.57

Finding the Fourth Proportional to 10,679.58, 14,744.75 and 9,558.57

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Solution

The fourth proportional to 10,679.58, 14,744.75 and 9,558.57 is: 13,197.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,679.58 : 14,744.75 = 9,558.57 : x
  2. Step 2: Convert to fraction form
    10,679.58/14,744.75 = 9,558.57/x
  3. Step 3: Cross multiply
    10,679.58x = 14,744.75 × 9,558.57
  4. Step 4: Simplify right side
    10,679.58x = 140,938,725.01
  5. Step 5: Solve for x
    x = 140,938,725.01/10,679.58
  6. Step 6: Final answer
    x = 13,197.03

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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.