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Finding the Fourth Proportional to 6,698.05, 10,045.07 and 4,203.02

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Solution

The fourth proportional to 6,698.05, 10,045.07 and 4,203.02 is: 6,303.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,698.05 : 10,045.07 = 4,203.02 : x
  2. Step 2: Convert to fraction form
    6,698.05/10,045.07 = 4,203.02/x
  3. Step 3: Cross multiply
    6,698.05x = 10,045.07 × 4,203.02
  4. Step 4: Simplify right side
    6,698.05x = 42,219,634.21
  5. Step 5: Solve for x
    x = 42,219,634.21/6,698.05
  6. Step 6: Final answer
    x = 6,303.27

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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.