Home / 7,355.91-11,033.77-1,809.31

Finding the Fourth Proportional to 7,355.91, 11,033.77 and 1,809.31

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Solution

The fourth proportional to 7,355.91, 11,033.77 and 1,809.31 is: 2,713.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,355.91 : 11,033.77 = 1,809.31 : x
  2. Step 2: Convert to fraction form
    7,355.91/11,033.77 = 1,809.31/x
  3. Step 3: Cross multiply
    7,355.91x = 11,033.77 × 1,809.31
  4. Step 4: Simplify right side
    7,355.91x = 19,963,455.23
  5. Step 5: Solve for x
    x = 19,963,455.23/7,355.91
  6. Step 6: Final answer
    x = 2,713.93

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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.