Home / 10,842.08-16,260.32-4,268.30

Finding the Fourth Proportional to 10,842.08, 16,260.32 and 4,268.30

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Solution

The fourth proportional to 10,842.08, 16,260.32 and 4,268.30 is: 6,401.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,842.08 : 16,260.32 = 4,268.30 : x
  2. Step 2: Convert to fraction form
    10,842.08/16,260.32 = 4,268.30/x
  3. Step 3: Cross multiply
    10,842.08x = 16,260.32 × 4,268.30
  4. Step 4: Simplify right side
    10,842.08x = 69,403,923.86
  5. Step 5: Solve for x
    x = 69,403,923.86/10,842.08
  6. Step 6: Final answer
    x = 6,401.35

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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.