Home / 11,466.22-15,816.67-7,210.54

Finding the Fourth Proportional to 11,466.22, 15,816.67 and 7,210.54

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Solution

The fourth proportional to 11,466.22, 15,816.67 and 7,210.54 is: 9,946.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,466.22 : 15,816.67 = 7,210.54 : x
  2. Step 2: Convert to fraction form
    11,466.22/15,816.67 = 7,210.54/x
  3. Step 3: Cross multiply
    11,466.22x = 15,816.67 × 7,210.54
  4. Step 4: Simplify right side
    11,466.22x = 114,046,674.13
  5. Step 5: Solve for x
    x = 114,046,674.13/11,466.22
  6. Step 6: Final answer
    x = 9,946.32

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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.