Home / 5,969.21-8,953.85-1,809.23

Finding the Fourth Proportional to 5,969.21, 8,953.85 and 1,809.23

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Solution

The fourth proportional to 5,969.21, 8,953.85 and 1,809.23 is: 2,713.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,969.21 : 8,953.85 = 1,809.23 : x
  2. Step 2: Convert to fraction form
    5,969.21/8,953.85 = 1,809.23/x
  3. Step 3: Cross multiply
    5,969.21x = 8,953.85 × 1,809.23
  4. Step 4: Simplify right side
    5,969.21x = 16,199,533.79
  5. Step 5: Solve for x
    x = 16,199,533.79/5,969.21
  6. Step 6: Final answer
    x = 2,713.85

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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.