Home / 7,928.23-11,883.39-3,762.46

Finding the Fourth Proportional to 7,928.23, 11,883.39 and 3,762.46

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Solution

The fourth proportional to 7,928.23, 11,883.39 and 3,762.46 is: 5,639.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,928.23 : 11,883.39 = 3,762.46 : x
  2. Step 2: Convert to fraction form
    7,928.23/11,883.39 = 3,762.46/x
  3. Step 3: Cross multiply
    7,928.23x = 11,883.39 × 3,762.46
  4. Step 4: Simplify right side
    7,928.23x = 44,710,779.54
  5. Step 5: Solve for x
    x = 44,710,779.54/7,928.23
  6. Step 6: Final answer
    x = 5,639.44

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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.