Home / 7,480.62-11,200.86-4,184.33

Finding the Fourth Proportional to 7,480.62, 11,200.86 and 4,184.33

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Solution

The fourth proportional to 7,480.62, 11,200.86 and 4,184.33 is: 6,265.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,480.62 : 11,200.86 = 4,184.33 : x
  2. Step 2: Convert to fraction form
    7,480.62/11,200.86 = 4,184.33/x
  3. Step 3: Cross multiply
    7,480.62x = 11,200.86 × 4,184.33
  4. Step 4: Simplify right side
    7,480.62x = 46,868,038.52
  5. Step 5: Solve for x
    x = 46,868,038.52/7,480.62
  6. Step 6: Final answer
    x = 6,265.26

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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.