Home / 3,065.43-4,597.68-1,117.64

Finding the Fourth Proportional to 3,065.43, 4,597.68 and 1,117.64

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Solution

The fourth proportional to 3,065.43, 4,597.68 and 1,117.64 is: 1,676.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,065.43 : 4,597.68 = 1,117.64 : x
  2. Step 2: Convert to fraction form
    3,065.43/4,597.68 = 1,117.64/x
  3. Step 3: Cross multiply
    3,065.43x = 4,597.68 × 1,117.64
  4. Step 4: Simplify right side
    3,065.43x = 5,138,528.09
  5. Step 5: Solve for x
    x = 5,138,528.09/3,065.43
  6. Step 6: Final answer
    x = 1,676.28

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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.