Home / 6,261.95-8,641.59-3,429.29

Finding the Fourth Proportional to 6,261.95, 8,641.59 and 3,429.29

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Solution

The fourth proportional to 6,261.95, 8,641.59 and 3,429.29 is: 4,732.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,261.95 : 8,641.59 = 3,429.29 : x
  2. Step 2: Convert to fraction form
    6,261.95/8,641.59 = 3,429.29/x
  3. Step 3: Cross multiply
    6,261.95x = 8,641.59 × 3,429.29
  4. Step 4: Simplify right side
    6,261.95x = 29,634,474.96
  5. Step 5: Solve for x
    x = 29,634,474.96/6,261.95
  6. Step 6: Final answer
    x = 4,732.47

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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.