Home / 2,148.34-2,964.68-1,204.14

Finding the Fourth Proportional to 2,148.34, 2,964.68 and 1,204.14

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Solution

The fourth proportional to 2,148.34, 2,964.68 and 1,204.14 is: 1,661.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148.34 : 2,964.68 = 1,204.14 : x
  2. Step 2: Convert to fraction form
    2,148.34/2,964.68 = 1,204.14/x
  3. Step 3: Cross multiply
    2,148.34x = 2,964.68 × 1,204.14
  4. Step 4: Simplify right side
    2,148.34x = 3,569,889.78
  5. Step 5: Solve for x
    x = 3,569,889.78/2,148.34
  6. Step 6: Final answer
    x = 1,661.70

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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.