Home / 5,213.02-7,813.86-1,923.34

Finding the Fourth Proportional to 5,213.02, 7,813.86 and 1,923.34

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Solution

The fourth proportional to 5,213.02, 7,813.86 and 1,923.34 is: 2,882.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,213.02 : 7,813.86 = 1,923.34 : x
  2. Step 2: Convert to fraction form
    5,213.02/7,813.86 = 1,923.34/x
  3. Step 3: Cross multiply
    5,213.02x = 7,813.86 × 1,923.34
  4. Step 4: Simplify right side
    5,213.02x = 15,028,709.49
  5. Step 5: Solve for x
    x = 15,028,709.49/5,213.02
  6. Step 6: Final answer
    x = 2,882.92

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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.