Home / 1,585.04-2,182.61-1,252.42

Finding the Fourth Proportional to 1,585.04, 2,182.61 and 1,252.42

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Solution

The fourth proportional to 1,585.04, 2,182.61 and 1,252.42 is: 1,724.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585.04 : 2,182.61 = 1,252.42 : x
  2. Step 2: Convert to fraction form
    1,585.04/2,182.61 = 1,252.42/x
  3. Step 3: Cross multiply
    1,585.04x = 2,182.61 × 1,252.42
  4. Step 4: Simplify right side
    1,585.04x = 2,733,542.09
  5. Step 5: Solve for x
    x = 2,733,542.09/1,585.04
  6. Step 6: Final answer
    x = 1,724.59

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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.