Home / 5,851.02-8,777.67-2,153.28

Finding the Fourth Proportional to 5,851.02, 8,777.67 and 2,153.28

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Solution

The fourth proportional to 5,851.02, 8,777.67 and 2,153.28 is: 3,230.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,851.02 : 8,777.67 = 2,153.28 : x
  2. Step 2: Convert to fraction form
    5,851.02/8,777.67 = 2,153.28/x
  3. Step 3: Cross multiply
    5,851.02x = 8,777.67 × 2,153.28
  4. Step 4: Simplify right side
    5,851.02x = 18,900,781.26
  5. Step 5: Solve for x
    x = 18,900,781.26/5,851.02
  6. Step 6: Final answer
    x = 3,230.34

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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.