Home / 11,466.46-15,823.77-7,485.22

Finding the Fourth Proportional to 11,466.46, 15,823.77 and 7,485.22

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Solution

The fourth proportional to 11,466.46, 15,823.77 and 7,485.22 is: 10,329.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,466.46 : 15,823.77 = 7,485.22 : x
  2. Step 2: Convert to fraction form
    11,466.46/15,823.77 = 7,485.22/x
  3. Step 3: Cross multiply
    11,466.46x = 15,823.77 × 7,485.22
  4. Step 4: Simplify right side
    11,466.46x = 118,444,399.68
  5. Step 5: Solve for x
    x = 118,444,399.68/11,466.46
  6. Step 6: Final answer
    x = 10,329.64

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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.