Home / 3,500.02-4,830.01-1,928.11

Finding the Fourth Proportional to 3,500.02, 4,830.01 and 1,928.11

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Solution

The fourth proportional to 3,500.02, 4,830.01 and 1,928.11 is: 2,660.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.02 : 4,830.01 = 1,928.11 : x
  2. Step 2: Convert to fraction form
    3,500.02/4,830.01 = 1,928.11/x
  3. Step 3: Cross multiply
    3,500.02x = 4,830.01 × 1,928.11
  4. Step 4: Simplify right side
    3,500.02x = 9,312,790.58
  5. Step 5: Solve for x
    x = 9,312,790.58/3,500.02
  6. Step 6: Final answer
    x = 2,660.78

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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.