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Finding the Fourth Proportional to 6,698.54, 9,241.72 and 4,341.15

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Solution

The fourth proportional to 6,698.54, 9,241.72 and 4,341.15 is: 5,989.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,698.54 : 9,241.72 = 4,341.15 : x
  2. Step 2: Convert to fraction form
    6,698.54/9,241.72 = 4,341.15/x
  3. Step 3: Cross multiply
    6,698.54x = 9,241.72 × 4,341.15
  4. Step 4: Simplify right side
    6,698.54x = 40,119,681.93
  5. Step 5: Solve for x
    x = 40,119,681.93/6,698.54
  6. Step 6: Final answer
    x = 5,989.32

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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.