Home / 7,364.79-11,036.69-5,482.15

Finding the Fourth Proportional to 7,364.79, 11,036.69 and 5,482.15

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Solution

The fourth proportional to 7,364.79, 11,036.69 and 5,482.15 is: 8,215.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,364.79 : 11,036.69 = 5,482.15 : x
  2. Step 2: Convert to fraction form
    7,364.79/11,036.69 = 5,482.15/x
  3. Step 3: Cross multiply
    7,364.79x = 11,036.69 × 5,482.15
  4. Step 4: Simplify right side
    7,364.79x = 60,504,755.64
  5. Step 5: Solve for x
    x = 60,504,755.64/7,364.79
  6. Step 6: Final answer
    x = 8,215.41

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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.