Home / 9,518.81-14,284.70-5,722.75

Finding the Fourth Proportional to 9,518.81, 14,284.70 and 5,722.75

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Solution

The fourth proportional to 9,518.81, 14,284.70 and 5,722.75 is: 8,588.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,518.81 : 14,284.70 = 5,722.75 : x
  2. Step 2: Convert to fraction form
    9,518.81/14,284.70 = 5,722.75/x
  3. Step 3: Cross multiply
    9,518.81x = 14,284.70 × 5,722.75
  4. Step 4: Simplify right side
    9,518.81x = 81,747,745.52
  5. Step 5: Solve for x
    x = 81,747,745.52/9,518.81
  6. Step 6: Final answer
    x = 8,588.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.