Home / 1,589.04-2,193.48-1,064.88

Finding the Fourth Proportional to 1,589.04, 2,193.48 and 1,064.88

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Solution

The fourth proportional to 1,589.04, 2,193.48 and 1,064.88 is: 1,469.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589.04 : 2,193.48 = 1,064.88 : x
  2. Step 2: Convert to fraction form
    1,589.04/2,193.48 = 1,064.88/x
  3. Step 3: Cross multiply
    1,589.04x = 2,193.48 × 1,064.88
  4. Step 4: Simplify right side
    1,589.04x = 2,335,792.98
  5. Step 5: Solve for x
    x = 2,335,792.98/1,589.04
  6. Step 6: Final answer
    x = 1,469.94

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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.