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Finding the Fourth Proportional to 1,954.69, 2,697.57 and 1,458.67

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Solution

The fourth proportional to 1,954.69, 2,697.57 and 1,458.67 is: 2,013.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954.69 : 2,697.57 = 1,458.67 : x
  2. Step 2: Convert to fraction form
    1,954.69/2,697.57 = 1,458.67/x
  3. Step 3: Cross multiply
    1,954.69x = 2,697.57 × 1,458.67
  4. Step 4: Simplify right side
    1,954.69x = 3,934,864.43
  5. Step 5: Solve for x
    x = 3,934,864.43/1,954.69
  6. Step 6: Final answer
    x = 2,013.04

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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.