Home / 3,431.02-4,731.33-3,051.71

Finding the Fourth Proportional to 3,431.02, 4,731.33 and 3,051.71

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Solution

The fourth proportional to 3,431.02, 4,731.33 and 3,051.71 is: 4,208.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431.02 : 4,731.33 = 3,051.71 : x
  2. Step 2: Convert to fraction form
    3,431.02/4,731.33 = 3,051.71/x
  3. Step 3: Cross multiply
    3,431.02x = 4,731.33 × 3,051.71
  4. Step 4: Simplify right side
    3,431.02x = 14,438,623.42
  5. Step 5: Solve for x
    x = 14,438,623.42/3,431.02
  6. Step 6: Final answer
    x = 4,208.27

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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.