Home / 2,976.69-4,459.23-1,589.55

Finding the Fourth Proportional to 2,976.69, 4,459.23 and 1,589.55

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Solution

The fourth proportional to 2,976.69, 4,459.23 and 1,589.55 is: 2,381.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976.69 : 4,459.23 = 1,589.55 : x
  2. Step 2: Convert to fraction form
    2,976.69/4,459.23 = 1,589.55/x
  3. Step 3: Cross multiply
    2,976.69x = 4,459.23 × 1,589.55
  4. Step 4: Simplify right side
    2,976.69x = 7,088,169.05
  5. Step 5: Solve for x
    x = 7,088,169.05/2,976.69
  6. Step 6: Final answer
    x = 2,381.23

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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.