Home / 4,485.10-6,729.08-1,365.71

Finding the Fourth Proportional to 4,485.10, 6,729.08 and 1,365.71

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Solution

The fourth proportional to 4,485.10, 6,729.08 and 1,365.71 is: 2,049.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,485.10 : 6,729.08 = 1,365.71 : x
  2. Step 2: Convert to fraction form
    4,485.10/6,729.08 = 1,365.71/x
  3. Step 3: Cross multiply
    4,485.10x = 6,729.08 × 1,365.71
  4. Step 4: Simplify right side
    4,485.10x = 9,189,941.62
  5. Step 5: Solve for x
    x = 9,189,941.62/4,485.10
  6. Step 6: Final answer
    x = 2,049.00

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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.