Home / 10,798.75-16,191.21-4,557.07

Finding the Fourth Proportional to 10,798.75, 16,191.21 and 4,557.07

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Solution

The fourth proportional to 10,798.75, 16,191.21 and 4,557.07 is: 6,832.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,798.75 : 16,191.21 = 4,557.07 : x
  2. Step 2: Convert to fraction form
    10,798.75/16,191.21 = 4,557.07/x
  3. Step 3: Cross multiply
    10,798.75x = 16,191.21 × 4,557.07
  4. Step 4: Simplify right side
    10,798.75x = 73,784,477.35
  5. Step 5: Solve for x
    x = 73,784,477.35/10,798.75
  6. Step 6: Final answer
    x = 6,832.69

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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.