Home / 4,485.86-6,728.02-1,365.11

Finding the Fourth Proportional to 4,485.86, 6,728.02 and 1,365.11

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Solution

The fourth proportional to 4,485.86, 6,728.02 and 1,365.11 is: 2,047.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,485.86 : 6,728.02 = 1,365.11 : x
  2. Step 2: Convert to fraction form
    4,485.86/6,728.02 = 1,365.11/x
  3. Step 3: Cross multiply
    4,485.86x = 6,728.02 × 1,365.11
  4. Step 4: Simplify right side
    4,485.86x = 9,184,500.79
  5. Step 5: Solve for x
    x = 9,184,500.79/4,485.86
  6. Step 6: Final answer
    x = 2,047.43

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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.