Home / 1,964.30-2,960.58-1,693.66

Finding the Fourth Proportional to 1,964.30, 2,960.58 and 1,693.66

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Solution

The fourth proportional to 1,964.30, 2,960.58 and 1,693.66 is: 2,552.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964.30 : 2,960.58 = 1,693.66 : x
  2. Step 2: Convert to fraction form
    1,964.30/2,960.58 = 1,693.66/x
  3. Step 3: Cross multiply
    1,964.30x = 2,960.58 × 1,693.66
  4. Step 4: Simplify right side
    1,964.30x = 5,014,215.92
  5. Step 5: Solve for x
    x = 5,014,215.92/1,964.30
  6. Step 6: Final answer
    x = 2,552.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.