Home / 4,790.12-6,613.64-2,998.32

Finding the Fourth Proportional to 4,790.12, 6,613.64 and 2,998.32

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Solution

The fourth proportional to 4,790.12, 6,613.64 and 2,998.32 is: 4,139.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790.12 : 6,613.64 = 2,998.32 : x
  2. Step 2: Convert to fraction form
    4,790.12/6,613.64 = 2,998.32/x
  3. Step 3: Cross multiply
    4,790.12x = 6,613.64 × 2,998.32
  4. Step 4: Simplify right side
    4,790.12x = 19,829,809.08
  5. Step 5: Solve for x
    x = 19,829,809.08/4,790.12
  6. Step 6: Final answer
    x = 4,139.73

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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.