Home / 2,110.50-3,160.08-1,697.40

Finding the Fourth Proportional to 2,110.50, 3,160.08 and 1,697.40

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Solution

The fourth proportional to 2,110.50, 3,160.08 and 1,697.40 is: 2,541.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.50 : 3,160.08 = 1,697.40 : x
  2. Step 2: Convert to fraction form
    2,110.50/3,160.08 = 1,697.40/x
  3. Step 3: Cross multiply
    2,110.50x = 3,160.08 × 1,697.40
  4. Step 4: Simplify right side
    2,110.50x = 5,363,919.79
  5. Step 5: Solve for x
    x = 5,363,919.79/2,110.50
  6. Step 6: Final answer
    x = 2,541.54

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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.