Home / 2,038.30-3,055.95-650.84

Finding the Fourth Proportional to 2,038.30, 3,055.95 and 650.84

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Solution

The fourth proportional to 2,038.30, 3,055.95 and 650.84 is: 975.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,038.30 : 3,055.95 = 650.84 : x
  2. Step 2: Convert to fraction form
    2,038.30/3,055.95 = 650.84/x
  3. Step 3: Cross multiply
    2,038.30x = 3,055.95 × 650.84
  4. Step 4: Simplify right side
    2,038.30x = 1,988,919.22
  5. Step 5: Solve for x
    x = 1,988,919.22/2,038.30
  6. Step 6: Final answer
    x = 975.77

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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.