Home / 10,085.46-13,919.22-6,106.74

Finding the Fourth Proportional to 10,085.46, 13,919.22 and 6,106.74

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Solution

The fourth proportional to 10,085.46, 13,919.22 and 6,106.74 is: 8,428.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,085.46 : 13,919.22 = 6,106.74 : x
  2. Step 2: Convert to fraction form
    10,085.46/13,919.22 = 6,106.74/x
  3. Step 3: Cross multiply
    10,085.46x = 13,919.22 × 6,106.74
  4. Step 4: Simplify right side
    10,085.46x = 85,001,057.54
  5. Step 5: Solve for x
    x = 85,001,057.54/10,085.46
  6. Step 6: Final answer
    x = 8,428.08

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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.