Home / 3,509.66-5,267.68-1,867.59

Finding the Fourth Proportional to 3,509.66, 5,267.68 and 1,867.59

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Solution

The fourth proportional to 3,509.66, 5,267.68 and 1,867.59 is: 2,803.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509.66 : 5,267.68 = 1,867.59 : x
  2. Step 2: Convert to fraction form
    3,509.66/5,267.68 = 1,867.59/x
  3. Step 3: Cross multiply
    3,509.66x = 5,267.68 × 1,867.59
  4. Step 4: Simplify right side
    3,509.66x = 9,837,861.82
  5. Step 5: Solve for x
    x = 9,837,861.82/3,509.66
  6. Step 6: Final answer
    x = 2,803.08

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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.