Home / 7,482.40-11,211.24-4,551.84

Finding the Fourth Proportional to 7,482.40, 11,211.24 and 4,551.84

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Solution

The fourth proportional to 7,482.40, 11,211.24 and 4,551.84 is: 6,820.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482.40 : 11,211.24 = 4,551.84 : x
  2. Step 2: Convert to fraction form
    7,482.40/11,211.24 = 4,551.84/x
  3. Step 3: Cross multiply
    7,482.40x = 11,211.24 × 4,551.84
  4. Step 4: Simplify right side
    7,482.40x = 51,031,770.68
  5. Step 5: Solve for x
    x = 51,031,770.68/7,482.40
  6. Step 6: Final answer
    x = 6,820.24

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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.