Home / 7,409.94-11,102.34-4,482.10

Finding the Fourth Proportional to 7,409.94, 11,102.34 and 4,482.10

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Solution

The fourth proportional to 7,409.94, 11,102.34 and 4,482.10 is: 6,715.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,409.94 : 11,102.34 = 4,482.10 : x
  2. Step 2: Convert to fraction form
    7,409.94/11,102.34 = 4,482.10/x
  3. Step 3: Cross multiply
    7,409.94x = 11,102.34 × 4,482.10
  4. Step 4: Simplify right side
    7,409.94x = 49,761,742.60
  5. Step 5: Solve for x
    x = 49,761,742.60/7,409.94
  6. Step 6: Final answer
    x = 6,715.54

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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.