Home / 3,035.21-4,188.63-1,777.00

Finding the Fourth Proportional to 3,035.21, 4,188.63 and 1,777.00

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Solution

The fourth proportional to 3,035.21, 4,188.63 and 1,777.00 is: 2,452.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035.21 : 4,188.63 = 1,777.00 : x
  2. Step 2: Convert to fraction form
    3,035.21/4,188.63 = 1,777.00/x
  3. Step 3: Cross multiply
    3,035.21x = 4,188.63 × 1,777.00
  4. Step 4: Simplify right side
    3,035.21x = 7,443,177.78
  5. Step 5: Solve for x
    x = 7,443,177.78/3,035.21
  6. Step 6: Final answer
    x = 2,452.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.