Home / 5,698.15-8,538.99-2,406.72

Finding the Fourth Proportional to 5,698.15, 8,538.99 and 2,406.72

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Solution

The fourth proportional to 5,698.15, 8,538.99 and 2,406.72 is: 3,606.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,698.15 : 8,538.99 = 2,406.72 : x
  2. Step 2: Convert to fraction form
    5,698.15/8,538.99 = 2,406.72/x
  3. Step 3: Cross multiply
    5,698.15x = 8,538.99 × 2,406.72
  4. Step 4: Simplify right side
    5,698.15x = 20,550,958.01
  5. Step 5: Solve for x
    x = 20,550,958.01/5,698.15
  6. Step 6: Final answer
    x = 3,606.60

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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.