Home / 10,806.06-14,911.47-6,091.50

Finding the Fourth Proportional to 10,806.06, 14,911.47 and 6,091.50

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Solution

The fourth proportional to 10,806.06, 14,911.47 and 6,091.50 is: 8,405.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,806.06 : 14,911.47 = 6,091.50 : x
  2. Step 2: Convert to fraction form
    10,806.06/14,911.47 = 6,091.50/x
  3. Step 3: Cross multiply
    10,806.06x = 14,911.47 × 6,091.50
  4. Step 4: Simplify right side
    10,806.06x = 90,833,219.51
  5. Step 5: Solve for x
    x = 90,833,219.51/10,806.06
  6. Step 6: Final answer
    x = 8,405.77

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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.