Home / 9,355.77-14,036.31-2,782.08

Finding the Fourth Proportional to 9,355.77, 14,036.31 and 2,782.08

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Solution

The fourth proportional to 9,355.77, 14,036.31 and 2,782.08 is: 4,173.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,355.77 : 14,036.31 = 2,782.08 : x
  2. Step 2: Convert to fraction form
    9,355.77/14,036.31 = 2,782.08/x
  3. Step 3: Cross multiply
    9,355.77x = 14,036.31 × 2,782.08
  4. Step 4: Simplify right side
    9,355.77x = 39,050,137.32
  5. Step 5: Solve for x
    x = 39,050,137.32/9,355.77
  6. Step 6: Final answer
    x = 4,173.91

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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.