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Finding the Fourth Proportional to 9,479.94, 14,208.41 and 4,203.60

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Solution

The fourth proportional to 9,479.94, 14,208.41 and 4,203.60 is: 6,300.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,479.94 : 14,208.41 = 4,203.60 : x
  2. Step 2: Convert to fraction form
    9,479.94/14,208.41 = 4,203.60/x
  3. Step 3: Cross multiply
    9,479.94x = 14,208.41 × 4,203.60
  4. Step 4: Simplify right side
    9,479.94x = 59,726,429.50
  5. Step 5: Solve for x
    x = 59,726,429.50/9,479.94
  6. Step 6: Final answer
    x = 6,300.30

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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.