Home / 4,760.27-6,568.40-2,990.63

Finding the Fourth Proportional to 4,760.27, 6,568.40 and 2,990.63

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Solution

The fourth proportional to 4,760.27, 6,568.40 and 2,990.63 is: 4,126.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,760.27 : 6,568.40 = 2,990.63 : x
  2. Step 2: Convert to fraction form
    4,760.27/6,568.40 = 2,990.63/x
  3. Step 3: Cross multiply
    4,760.27x = 6,568.40 × 2,990.63
  4. Step 4: Simplify right side
    4,760.27x = 19,643,606.30
  5. Step 5: Solve for x
    x = 19,643,606.30/4,760.27
  6. Step 6: Final answer
    x = 4,126.57

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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.