Home / 3,436.83-5,148.27-1,585.35

Finding the Fourth Proportional to 3,436.83, 5,148.27 and 1,585.35

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Solution

The fourth proportional to 3,436.83, 5,148.27 and 1,585.35 is: 2,374.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.83 : 5,148.27 = 1,585.35 : x
  2. Step 2: Convert to fraction form
    3,436.83/5,148.27 = 1,585.35/x
  3. Step 3: Cross multiply
    3,436.83x = 5,148.27 × 1,585.35
  4. Step 4: Simplify right side
    3,436.83x = 8,161,809.84
  5. Step 5: Solve for x
    x = 8,161,809.84/3,436.83
  6. Step 6: Final answer
    x = 2,374.81

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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.