Home / 10,842.94-16,246.81-5,570.64

Finding the Fourth Proportional to 10,842.94, 16,246.81 and 5,570.64

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Solution

The fourth proportional to 10,842.94, 16,246.81 and 5,570.64 is: 8,346.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,842.94 : 16,246.81 = 5,570.64 : x
  2. Step 2: Convert to fraction form
    10,842.94/16,246.81 = 5,570.64/x
  3. Step 3: Cross multiply
    10,842.94x = 16,246.81 × 5,570.64
  4. Step 4: Simplify right side
    10,842.94x = 90,505,129.66
  5. Step 5: Solve for x
    x = 90,505,129.66/10,842.94
  6. Step 6: Final answer
    x = 8,346.92

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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.