Home / 5,393.16-8,090.46-1,882.80

Finding the Fourth Proportional to 5,393.16, 8,090.46 and 1,882.80

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Solution

The fourth proportional to 5,393.16, 8,090.46 and 1,882.80 is: 2,824.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393.16 : 8,090.46 = 1,882.80 : x
  2. Step 2: Convert to fraction form
    5,393.16/8,090.46 = 1,882.80/x
  3. Step 3: Cross multiply
    5,393.16x = 8,090.46 × 1,882.80
  4. Step 4: Simplify right side
    5,393.16x = 15,232,718.09
  5. Step 5: Solve for x
    x = 15,232,718.09/5,393.16
  6. Step 6: Final answer
    x = 2,824.45

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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.