Home / 1,955.37-2,697.39-1,582.77

Finding the Fourth Proportional to 1,955.37, 2,697.39 and 1,582.77

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Solution

The fourth proportional to 1,955.37, 2,697.39 and 1,582.77 is: 2,183.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,955.37 : 2,697.39 = 1,582.77 : x
  2. Step 2: Convert to fraction form
    1,955.37/2,697.39 = 1,582.77/x
  3. Step 3: Cross multiply
    1,955.37x = 2,697.39 × 1,582.77
  4. Step 4: Simplify right side
    1,955.37x = 4,269,347.97
  5. Step 5: Solve for x
    x = 4,269,347.97/1,955.37
  6. Step 6: Final answer
    x = 2,183.40

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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.