Home / 4,700.64-6,486.96-3,022.68

Finding the Fourth Proportional to 4,700.64, 6,486.96 and 3,022.68

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Solution

The fourth proportional to 4,700.64, 6,486.96 and 3,022.68 is: 4,171.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700.64 : 6,486.96 = 3,022.68 : x
  2. Step 2: Convert to fraction form
    4,700.64/6,486.96 = 3,022.68/x
  3. Step 3: Cross multiply
    4,700.64x = 6,486.96 × 3,022.68
  4. Step 4: Simplify right side
    4,700.64x = 19,608,004.25
  5. Step 5: Solve for x
    x = 19,608,004.25/4,700.64
  6. Step 6: Final answer
    x = 4,171.35

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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.