Home / 4,043.60-6,065.43-1,270.21

Finding the Fourth Proportional to 4,043.60, 6,065.43 and 1,270.21

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Solution

The fourth proportional to 4,043.60, 6,065.43 and 1,270.21 is: 1,905.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,043.60 : 6,065.43 = 1,270.21 : x
  2. Step 2: Convert to fraction form
    4,043.60/6,065.43 = 1,270.21/x
  3. Step 3: Cross multiply
    4,043.60x = 6,065.43 × 1,270.21
  4. Step 4: Simplify right side
    4,043.60x = 7,704,351.37
  5. Step 5: Solve for x
    x = 7,704,351.37/4,043.60
  6. Step 6: Final answer
    x = 1,905.32

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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.