Home / 10,288.98-14,205.72-6,758.16

Finding the Fourth Proportional to 10,288.98, 14,205.72 and 6,758.16

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Solution

The fourth proportional to 10,288.98, 14,205.72 and 6,758.16 is: 9,330.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,288.98 : 14,205.72 = 6,758.16 : x
  2. Step 2: Convert to fraction form
    10,288.98/14,205.72 = 6,758.16/x
  3. Step 3: Cross multiply
    10,288.98x = 14,205.72 × 6,758.16
  4. Step 4: Simplify right side
    10,288.98x = 96,004,528.68
  5. Step 5: Solve for x
    x = 96,004,528.68/10,288.98
  6. Step 6: Final answer
    x = 9,330.81

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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.