Home / 2,883.24-3,975.15-1,888.16

Finding the Fourth Proportional to 2,883.24, 3,975.15 and 1,888.16

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Solution

The fourth proportional to 2,883.24, 3,975.15 and 1,888.16 is: 2,603.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,883.24 : 3,975.15 = 1,888.16 : x
  2. Step 2: Convert to fraction form
    2,883.24/3,975.15 = 1,888.16/x
  3. Step 3: Cross multiply
    2,883.24x = 3,975.15 × 1,888.16
  4. Step 4: Simplify right side
    2,883.24x = 7,505,699.35
  5. Step 5: Solve for x
    x = 7,505,699.35/2,883.24
  6. Step 6: Final answer
    x = 2,603.22

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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.