Home / 1,589.59-2,374.63-1,147.06

Finding the Fourth Proportional to 1,589.59, 2,374.63 and 1,147.06

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Solution

The fourth proportional to 1,589.59, 2,374.63 and 1,147.06 is: 1,713.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589.59 : 2,374.63 = 1,147.06 : x
  2. Step 2: Convert to fraction form
    1,589.59/2,374.63 = 1,147.06/x
  3. Step 3: Cross multiply
    1,589.59x = 2,374.63 × 1,147.06
  4. Step 4: Simplify right side
    1,589.59x = 2,723,843.19
  5. Step 5: Solve for x
    x = 2,723,843.19/1,589.59
  6. Step 6: Final answer
    x = 1,713.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.