Home / 2,969.23-4,097.55-1,642.93

Finding the Fourth Proportional to 2,969.23, 4,097.55 and 1,642.93

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Solution

The fourth proportional to 2,969.23, 4,097.55 and 1,642.93 is: 2,267.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,969.23 : 4,097.55 = 1,642.93 : x
  2. Step 2: Convert to fraction form
    2,969.23/4,097.55 = 1,642.93/x
  3. Step 3: Cross multiply
    2,969.23x = 4,097.55 × 1,642.93
  4. Step 4: Simplify right side
    2,969.23x = 6,731,987.82
  5. Step 5: Solve for x
    x = 6,731,987.82/2,969.23
  6. Step 6: Final answer
    x = 2,267.25

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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.