Home / 3,483.02-4,806.23-1,990.63

Finding the Fourth Proportional to 3,483.02, 4,806.23 and 1,990.63

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Solution

The fourth proportional to 3,483.02, 4,806.23 and 1,990.63 is: 2,746.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,483.02 : 4,806.23 = 1,990.63 : x
  2. Step 2: Convert to fraction form
    3,483.02/4,806.23 = 1,990.63/x
  3. Step 3: Cross multiply
    3,483.02x = 4,806.23 × 1,990.63
  4. Step 4: Simplify right side
    3,483.02x = 9,567,425.62
  5. Step 5: Solve for x
    x = 9,567,425.62/3,483.02
  6. Step 6: Final answer
    x = 2,746.88

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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.