Home / 10,849.35-16,277.67-4,276.20

Finding the Fourth Proportional to 10,849.35, 16,277.67 and 4,276.20

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Solution

The fourth proportional to 10,849.35, 16,277.67 and 4,276.20 is: 6,415.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,849.35 : 16,277.67 = 4,276.20 : x
  2. Step 2: Convert to fraction form
    10,849.35/16,277.67 = 4,276.20/x
  3. Step 3: Cross multiply
    10,849.35x = 16,277.67 × 4,276.20
  4. Step 4: Simplify right side
    10,849.35x = 69,606,572.45
  5. Step 5: Solve for x
    x = 69,606,572.45/10,849.35
  6. Step 6: Final answer
    x = 6,415.74

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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.