Home / 5,116.24-7,674.63-1,653.76

Finding the Fourth Proportional to 5,116.24, 7,674.63 and 1,653.76

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Solution

The fourth proportional to 5,116.24, 7,674.63 and 1,653.76 is: 2,480.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,116.24 : 7,674.63 = 1,653.76 : x
  2. Step 2: Convert to fraction form
    5,116.24/7,674.63 = 1,653.76/x
  3. Step 3: Cross multiply
    5,116.24x = 7,674.63 × 1,653.76
  4. Step 4: Simplify right side
    5,116.24x = 12,691,996.11
  5. Step 5: Solve for x
    x = 12,691,996.11/5,116.24
  6. Step 6: Final answer
    x = 2,480.73

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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.