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Finding the Fourth Proportional to 4,480.01, 6,674.99 and 4,228.50

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Solution

The fourth proportional to 4,480.01, 6,674.99 and 4,228.50 is: 6,300.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480.01 : 6,674.99 = 4,228.50 : x
  2. Step 2: Convert to fraction form
    4,480.01/6,674.99 = 4,228.50/x
  3. Step 3: Cross multiply
    4,480.01x = 6,674.99 × 4,228.50
  4. Step 4: Simplify right side
    4,480.01x = 28,225,174.07
  5. Step 5: Solve for x
    x = 28,225,174.07/4,480.01
  6. Step 6: Final answer
    x = 6,300.26

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.