Home / 4,477.48-6,683.36-4,147.61

Finding the Fourth Proportional to 4,477.48, 6,683.36 and 4,147.61

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Solution

The fourth proportional to 4,477.48, 6,683.36 and 4,147.61 is: 6,190.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,477.48 : 6,683.36 = 4,147.61 : x
  2. Step 2: Convert to fraction form
    4,477.48/6,683.36 = 4,147.61/x
  3. Step 3: Cross multiply
    4,477.48x = 6,683.36 × 4,147.61
  4. Step 4: Simplify right side
    4,477.48x = 27,719,970.77
  5. Step 5: Solve for x
    x = 27,719,970.77/4,477.48
  6. Step 6: Final answer
    x = 6,190.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.