Home / 5,482.54-7,567.84-3,245.20

Finding the Fourth Proportional to 5,482.54, 7,567.84 and 3,245.20

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Solution

The fourth proportional to 5,482.54, 7,567.84 and 3,245.20 is: 4,479.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,482.54 : 7,567.84 = 3,245.20 : x
  2. Step 2: Convert to fraction form
    5,482.54/7,567.84 = 3,245.20/x
  3. Step 3: Cross multiply
    5,482.54x = 7,567.84 × 3,245.20
  4. Step 4: Simplify right side
    5,482.54x = 24,559,154.37
  5. Step 5: Solve for x
    x = 24,559,154.37/5,482.54
  6. Step 6: Final answer
    x = 4,479.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.