Home / 2,966.27-4,094.84-1,918.67

Finding the Fourth Proportional to 2,966.27, 4,094.84 and 1,918.67

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Solution

The fourth proportional to 2,966.27, 4,094.84 and 1,918.67 is: 2,648.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966.27 : 4,094.84 = 1,918.67 : x
  2. Step 2: Convert to fraction form
    2,966.27/4,094.84 = 1,918.67/x
  3. Step 3: Cross multiply
    2,966.27x = 4,094.84 × 1,918.67
  4. Step 4: Simplify right side
    2,966.27x = 7,856,637.07
  5. Step 5: Solve for x
    x = 7,856,637.07/2,966.27
  6. Step 6: Final answer
    x = 2,648.66

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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.