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Finding the Fourth Proportional to 6,904.03, 10,289.43 and 6,893.05

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Solution

The fourth proportional to 6,904.03, 10,289.43 and 6,893.05 is: 10,273.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,904.03 : 10,289.43 = 6,893.05 : x
  2. Step 2: Convert to fraction form
    6,904.03/10,289.43 = 6,893.05/x
  3. Step 3: Cross multiply
    6,904.03x = 10,289.43 × 6,893.05
  4. Step 4: Simplify right side
    6,904.03x = 70,925,555.46
  5. Step 5: Solve for x
    x = 70,925,555.46/6,904.03
  6. Step 6: Final answer
    x = 10,273.07

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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.