Home / 2,926.88-4,369.45-2,824.36

Finding the Fourth Proportional to 2,926.88, 4,369.45 and 2,824.36

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Solution

The fourth proportional to 2,926.88, 4,369.45 and 2,824.36 is: 4,216.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.88 : 4,369.45 = 2,824.36 : x
  2. Step 2: Convert to fraction form
    2,926.88/4,369.45 = 2,824.36/x
  3. Step 3: Cross multiply
    2,926.88x = 4,369.45 × 2,824.36
  4. Step 4: Simplify right side
    2,926.88x = 12,340,899.80
  5. Step 5: Solve for x
    x = 12,340,899.80/2,926.88
  6. Step 6: Final answer
    x = 4,216.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.