Home / 2,926.08-4,391.43-1,283.76

Finding the Fourth Proportional to 2,926.08, 4,391.43 and 1,283.76

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Solution

The fourth proportional to 2,926.08, 4,391.43 and 1,283.76 is: 1,926.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.08 : 4,391.43 = 1,283.76 : x
  2. Step 2: Convert to fraction form
    2,926.08/4,391.43 = 1,283.76/x
  3. Step 3: Cross multiply
    2,926.08x = 4,391.43 × 1,283.76
  4. Step 4: Simplify right side
    2,926.08x = 5,637,553.16
  5. Step 5: Solve for x
    x = 5,637,553.16/2,926.08
  6. Step 6: Final answer
    x = 1,926.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.