Home / 10,749.63-16,124.45-6,314.07

Finding the Fourth Proportional to 10,749.63, 16,124.45 and 6,314.07

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Solution

The fourth proportional to 10,749.63, 16,124.45 and 6,314.07 is: 9,471.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,749.63 : 16,124.45 = 6,314.07 : x
  2. Step 2: Convert to fraction form
    10,749.63/16,124.45 = 6,314.07/x
  3. Step 3: Cross multiply
    10,749.63x = 16,124.45 × 6,314.07
  4. Step 4: Simplify right side
    10,749.63x = 101,810,906.01
  5. Step 5: Solve for x
    x = 101,810,906.01/10,749.63
  6. Step 6: Final answer
    x = 9,471.11

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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.