Home / 1,883.12-2,823.93-650.30

Finding the Fourth Proportional to 1,883.12, 2,823.93 and 650.30

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Solution

The fourth proportional to 1,883.12, 2,823.93 and 650.30 is: 975.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883.12 : 2,823.93 = 650.30 : x
  2. Step 2: Convert to fraction form
    1,883.12/2,823.93 = 650.30/x
  3. Step 3: Cross multiply
    1,883.12x = 2,823.93 × 650.30
  4. Step 4: Simplify right side
    1,883.12x = 1,836,387.56
  5. Step 5: Solve for x
    x = 1,836,387.56/1,883.12
  6. Step 6: Final answer
    x = 975.19

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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.