Home / 3,486.02-5,228.30-2,904.77

Finding the Fourth Proportional to 3,486.02, 5,228.30 and 2,904.77

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Solution

The fourth proportional to 3,486.02, 5,228.30 and 2,904.77 is: 4,356.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,486.02 : 5,228.30 = 2,904.77 : x
  2. Step 2: Convert to fraction form
    3,486.02/5,228.30 = 2,904.77/x
  3. Step 3: Cross multiply
    3,486.02x = 5,228.30 × 2,904.77
  4. Step 4: Simplify right side
    3,486.02x = 15,186,968.33
  5. Step 5: Solve for x
    x = 15,186,968.33/3,486.02
  6. Step 6: Final answer
    x = 4,356.54

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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.