Home / 7,470.18-11,199.78-3,577.32

Finding the Fourth Proportional to 7,470.18, 11,199.78 and 3,577.32

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Solution

The fourth proportional to 7,470.18, 11,199.78 and 3,577.32 is: 5,363.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,470.18 : 11,199.78 = 3,577.32 : x
  2. Step 2: Convert to fraction form
    7,470.18/11,199.78 = 3,577.32/x
  3. Step 3: Cross multiply
    7,470.18x = 11,199.78 × 3,577.32
  4. Step 4: Simplify right side
    7,470.18x = 40,065,196.99
  5. Step 5: Solve for x
    x = 40,065,196.99/7,470.18
  6. Step 6: Final answer
    x = 5,363.35

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