Home / 6,141.80-8,475.62-3,347.30

Finding the Fourth Proportional to 6,141.80, 8,475.62 and 3,347.30

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Solution

The fourth proportional to 6,141.80, 8,475.62 and 3,347.30 is: 4,619.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,141.80 : 8,475.62 = 3,347.30 : x
  2. Step 2: Convert to fraction form
    6,141.80/8,475.62 = 3,347.30/x
  3. Step 3: Cross multiply
    6,141.80x = 8,475.62 × 3,347.30
  4. Step 4: Simplify right side
    6,141.80x = 28,370,442.83
  5. Step 5: Solve for x
    x = 28,370,442.83/6,141.80
  6. Step 6: Final answer
    x = 4,619.24

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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.