Home / 2,093.70-2,889.60-1,197.72

Finding the Fourth Proportional to 2,093.70, 2,889.60 and 1,197.72

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Solution

The fourth proportional to 2,093.70, 2,889.60 and 1,197.72 is: 1,653.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,093.70 : 2,889.60 = 1,197.72 : x
  2. Step 2: Convert to fraction form
    2,093.70/2,889.60 = 1,197.72/x
  3. Step 3: Cross multiply
    2,093.70x = 2,889.60 × 1,197.72
  4. Step 4: Simplify right side
    2,093.70x = 3,460,931.71
  5. Step 5: Solve for x
    x = 3,460,931.71/2,093.70
  6. Step 6: Final answer
    x = 1,653.02

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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.