Home / 10,829.66-14,945.18-6,113.94

Finding the Fourth Proportional to 10,829.66, 14,945.18 and 6,113.94

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Solution

The fourth proportional to 10,829.66, 14,945.18 and 6,113.94 is: 8,437.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,829.66 : 14,945.18 = 6,113.94 : x
  2. Step 2: Convert to fraction form
    10,829.66/14,945.18 = 6,113.94/x
  3. Step 3: Cross multiply
    10,829.66x = 14,945.18 × 6,113.94
  4. Step 4: Simplify right side
    10,829.66x = 91,373,933.81
  5. Step 5: Solve for x
    x = 91,373,933.81/10,829.66
  6. Step 6: Final answer
    x = 8,437.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.