Home / 5,828.48-8,745.02-2,130.96

Finding the Fourth Proportional to 5,828.48, 8,745.02 and 2,130.96

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Solution

The fourth proportional to 5,828.48, 8,745.02 and 2,130.96 is: 3,197.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,828.48 : 8,745.02 = 2,130.96 : x
  2. Step 2: Convert to fraction form
    5,828.48/8,745.02 = 2,130.96/x
  3. Step 3: Cross multiply
    5,828.48x = 8,745.02 × 2,130.96
  4. Step 4: Simplify right side
    5,828.48x = 18,635,287.82
  5. Step 5: Solve for x
    x = 18,635,287.82/5,828.48
  6. Step 6: Final answer
    x = 3,197.28

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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.