Home / 1,759.25-2,427.55-973.19

Finding the Fourth Proportional to 1,759.25, 2,427.55 and 973.19

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Solution

The fourth proportional to 1,759.25, 2,427.55 and 973.19 is: 1,342.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759.25 : 2,427.55 = 973.19 : x
  2. Step 2: Convert to fraction form
    1,759.25/2,427.55 = 973.19/x
  3. Step 3: Cross multiply
    1,759.25x = 2,427.55 × 973.19
  4. Step 4: Simplify right side
    1,759.25x = 2,362,467.38
  5. Step 5: Solve for x
    x = 2,362,467.38/1,759.25
  6. Step 6: Final answer
    x = 1,342.88

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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.