Home / 11,127.46-15,355.93-6,091.74

Finding the Fourth Proportional to 11,127.46, 15,355.93 and 6,091.74

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Solution

The fourth proportional to 11,127.46, 15,355.93 and 6,091.74 is: 8,406.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,127.46 : 15,355.93 = 6,091.74 : x
  2. Step 2: Convert to fraction form
    11,127.46/15,355.93 = 6,091.74/x
  3. Step 3: Cross multiply
    11,127.46x = 15,355.93 × 6,091.74
  4. Step 4: Simplify right side
    11,127.46x = 93,544,329.21
  5. Step 5: Solve for x
    x = 93,544,329.21/11,127.46
  6. Step 6: Final answer
    x = 8,406.62

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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.