Home / 10,288.81-14,198.49-5,814.01

Finding the Fourth Proportional to 10,288.81, 14,198.49 and 5,814.01

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Solution

The fourth proportional to 10,288.81, 14,198.49 and 5,814.01 is: 8,023.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,288.81 : 14,198.49 = 5,814.01 : x
  2. Step 2: Convert to fraction form
    10,288.81/14,198.49 = 5,814.01/x
  3. Step 3: Cross multiply
    10,288.81x = 14,198.49 × 5,814.01
  4. Step 4: Simplify right side
    10,288.81x = 82,550,162.84
  5. Step 5: Solve for x
    x = 82,550,162.84/10,288.81
  6. Step 6: Final answer
    x = 8,023.30

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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.