Home / 2,973.37-4,103.19-1,647.07

Finding the Fourth Proportional to 2,973.37, 4,103.19 and 1,647.07

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Solution

The fourth proportional to 2,973.37, 4,103.19 and 1,647.07 is: 2,272.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,973.37 : 4,103.19 = 1,647.07 : x
  2. Step 2: Convert to fraction form
    2,973.37/4,103.19 = 1,647.07/x
  3. Step 3: Cross multiply
    2,973.37x = 4,103.19 × 1,647.07
  4. Step 4: Simplify right side
    2,973.37x = 6,758,220.64
  5. Step 5: Solve for x
    x = 6,758,220.64/2,973.37
  6. Step 6: Final answer
    x = 2,272.92

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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.