Home / 6,442.19-9,664.77-2,059.64

Finding the Fourth Proportional to 6,442.19, 9,664.77 and 2,059.64

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Solution

The fourth proportional to 6,442.19, 9,664.77 and 2,059.64 is: 3,089.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442.19 : 9,664.77 = 2,059.64 : x
  2. Step 2: Convert to fraction form
    6,442.19/9,664.77 = 2,059.64/x
  3. Step 3: Cross multiply
    6,442.19x = 9,664.77 × 2,059.64
  4. Step 4: Simplify right side
    6,442.19x = 19,905,946.88
  5. Step 5: Solve for x
    x = 19,905,946.88/6,442.19
  6. Step 6: Final answer
    x = 3,089.93

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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.