Home / 7,598.12-11,403.26-3,218.64

Finding the Fourth Proportional to 7,598.12, 11,403.26 and 3,218.64

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Solution

The fourth proportional to 7,598.12, 11,403.26 and 3,218.64 is: 4,830.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,598.12 : 11,403.26 = 3,218.64 : x
  2. Step 2: Convert to fraction form
    7,598.12/11,403.26 = 3,218.64/x
  3. Step 3: Cross multiply
    7,598.12x = 11,403.26 × 3,218.64
  4. Step 4: Simplify right side
    7,598.12x = 36,702,988.77
  5. Step 5: Solve for x
    x = 36,702,988.77/7,598.12
  6. Step 6: Final answer
    x = 4,830.54

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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.