Home / 6,477.81-9,717.66-2,095.44

Finding the Fourth Proportional to 6,477.81, 9,717.66 and 2,095.44

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Solution

The fourth proportional to 6,477.81, 9,717.66 and 2,095.44 is: 3,143.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,477.81 : 9,717.66 = 2,095.44 : x
  2. Step 2: Convert to fraction form
    6,477.81/9,717.66 = 2,095.44/x
  3. Step 3: Cross multiply
    6,477.81x = 9,717.66 × 2,095.44
  4. Step 4: Simplify right side
    6,477.81x = 20,362,773.47
  5. Step 5: Solve for x
    x = 20,362,773.47/6,477.81
  6. Step 6: Final answer
    x = 3,143.47

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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.