Home / 5,330.77-7,356.49-2,940.83

Finding the Fourth Proportional to 5,330.77, 7,356.49 and 2,940.83

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Solution

The fourth proportional to 5,330.77, 7,356.49 and 2,940.83 is: 4,058.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330.77 : 7,356.49 = 2,940.83 : x
  2. Step 2: Convert to fraction form
    5,330.77/7,356.49 = 2,940.83/x
  3. Step 3: Cross multiply
    5,330.77x = 7,356.49 × 2,940.83
  4. Step 4: Simplify right side
    5,330.77x = 21,634,149.70
  5. Step 5: Solve for x
    x = 21,634,149.70/5,330.77
  6. Step 6: Final answer
    x = 4,058.35

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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.