Home / 10,806.81-14,913.34-6,091.03

Finding the Fourth Proportional to 10,806.81, 14,913.34 and 6,091.03

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Solution

The fourth proportional to 10,806.81, 14,913.34 and 6,091.03 is: 8,405.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,806.81 : 14,913.34 = 6,091.03 : x
  2. Step 2: Convert to fraction form
    10,806.81/14,913.34 = 6,091.03/x
  3. Step 3: Cross multiply
    10,806.81x = 14,913.34 × 6,091.03
  4. Step 4: Simplify right side
    10,806.81x = 90,837,601.34
  5. Step 5: Solve for x
    x = 90,837,601.34/10,806.81
  6. Step 6: Final answer
    x = 8,405.59

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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.