Home / 10,206.77-14,074.97-9,611.48

Finding the Fourth Proportional to 10,206.77, 14,074.97 and 9,611.48

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Solution

The fourth proportional to 10,206.77, 14,074.97 and 9,611.48 is: 13,254.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,206.77 : 14,074.97 = 9,611.48 : x
  2. Step 2: Convert to fraction form
    10,206.77/14,074.97 = 9,611.48/x
  3. Step 3: Cross multiply
    10,206.77x = 14,074.97 × 9,611.48
  4. Step 4: Simplify right side
    10,206.77x = 135,281,174.22
  5. Step 5: Solve for x
    x = 135,281,174.22/10,206.77
  6. Step 6: Final answer
    x = 13,254.07

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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.