Home / 3,485.52-4,810.35-1,993.14

Finding the Fourth Proportional to 3,485.52, 4,810.35 and 1,993.14

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Solution

The fourth proportional to 3,485.52, 4,810.35 and 1,993.14 is: 2,750.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485.52 : 4,810.35 = 1,993.14 : x
  2. Step 2: Convert to fraction form
    3,485.52/4,810.35 = 1,993.14/x
  3. Step 3: Cross multiply
    3,485.52x = 4,810.35 × 1,993.14
  4. Step 4: Simplify right side
    3,485.52x = 9,587,701.00
  5. Step 5: Solve for x
    x = 9,587,701.00/3,485.52
  6. Step 6: Final answer
    x = 2,750.72

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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.