Home / 7,555.74-11,303.37-6,724.38

Finding the Fourth Proportional to 7,555.74, 11,303.37 and 6,724.38

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Solution

The fourth proportional to 7,555.74, 11,303.37 and 6,724.38 is: 10,059.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.74 : 11,303.37 = 6,724.38 : x
  2. Step 2: Convert to fraction form
    7,555.74/11,303.37 = 6,724.38/x
  3. Step 3: Cross multiply
    7,555.74x = 11,303.37 × 6,724.38
  4. Step 4: Simplify right side
    7,555.74x = 76,008,155.16
  5. Step 5: Solve for x
    x = 76,008,155.16/7,555.74
  6. Step 6: Final answer
    x = 10,059.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.