Home / 3,220.02-4,826.76-1,830.48

Finding the Fourth Proportional to 3,220.02, 4,826.76 and 1,830.48

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Solution

The fourth proportional to 3,220.02, 4,826.76 and 1,830.48 is: 2,743.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220.02 : 4,826.76 = 1,830.48 : x
  2. Step 2: Convert to fraction form
    3,220.02/4,826.76 = 1,830.48/x
  3. Step 3: Cross multiply
    3,220.02x = 4,826.76 × 1,830.48
  4. Step 4: Simplify right side
    3,220.02x = 8,835,282.98
  5. Step 5: Solve for x
    x = 8,835,282.98/3,220.02
  6. Step 6: Final answer
    x = 2,743.86

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1.5x scale

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.