Home / 10,993.08-16,490.36-4,419.26

Finding the Fourth Proportional to 10,993.08, 16,490.36 and 4,419.26

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Solution

The fourth proportional to 10,993.08, 16,490.36 and 4,419.26 is: 6,629.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,993.08 : 16,490.36 = 4,419.26 : x
  2. Step 2: Convert to fraction form
    10,993.08/16,490.36 = 4,419.26/x
  3. Step 3: Cross multiply
    10,993.08x = 16,490.36 × 4,419.26
  4. Step 4: Simplify right side
    10,993.08x = 72,875,188.33
  5. Step 5: Solve for x
    x = 72,875,188.33/10,993.08
  6. Step 6: Final answer
    x = 6,629.19

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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.