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Finding the Fourth Proportional to 9,458.01, 13,051.94 and 5,208.99

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Solution

The fourth proportional to 9,458.01, 13,051.94 and 5,208.99 is: 7,188.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,458.01 : 13,051.94 = 5,208.99 : x
  2. Step 2: Convert to fraction form
    9,458.01/13,051.94 = 5,208.99/x
  3. Step 3: Cross multiply
    9,458.01x = 13,051.94 × 5,208.99
  4. Step 4: Simplify right side
    9,458.01x = 67,987,349.95
  5. Step 5: Solve for x
    x = 67,987,349.95/9,458.01
  6. Step 6: Final answer
    x = 7,188.34

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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.