Home / 2,903.02-4,003.77-2,203.18

Finding the Fourth Proportional to 2,903.02, 4,003.77 and 2,203.18

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Solution

The fourth proportional to 2,903.02, 4,003.77 and 2,203.18 is: 3,038.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903.02 : 4,003.77 = 2,203.18 : x
  2. Step 2: Convert to fraction form
    2,903.02/4,003.77 = 2,203.18/x
  3. Step 3: Cross multiply
    2,903.02x = 4,003.77 × 2,203.18
  4. Step 4: Simplify right side
    2,903.02x = 8,821,025.99
  5. Step 5: Solve for x
    x = 8,821,025.99/2,903.02
  6. Step 6: Final answer
    x = 3,038.57

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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.