Home / 7,466.83-11,200.64-1,920.21

Finding the Fourth Proportional to 7,466.83, 11,200.64 and 1,920.21

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Solution

The fourth proportional to 7,466.83, 11,200.64 and 1,920.21 is: 2,880.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,466.83 : 11,200.64 = 1,920.21 : x
  2. Step 2: Convert to fraction form
    7,466.83/11,200.64 = 1,920.21/x
  3. Step 3: Cross multiply
    7,466.83x = 11,200.64 × 1,920.21
  4. Step 4: Simplify right side
    7,466.83x = 21,507,580.93
  5. Step 5: Solve for x
    x = 21,507,580.93/7,466.83
  6. Step 6: Final answer
    x = 2,880.42

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Double scale
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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.