Home / 2,153.46-2,975.68-1,682.58

Finding the Fourth Proportional to 2,153.46, 2,975.68 and 1,682.58

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Solution

The fourth proportional to 2,153.46, 2,975.68 and 1,682.58 is: 2,325.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153.46 : 2,975.68 = 1,682.58 : x
  2. Step 2: Convert to fraction form
    2,153.46/2,975.68 = 1,682.58/x
  3. Step 3: Cross multiply
    2,153.46x = 2,975.68 × 1,682.58
  4. Step 4: Simplify right side
    2,153.46x = 5,006,819.65
  5. Step 5: Solve for x
    x = 5,006,819.65/2,153.46
  6. Step 6: Final answer
    x = 2,325.01

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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.