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Finding the Fourth Proportional to 6,907.14, 9,528.27 and 4,669.79

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Solution

The fourth proportional to 6,907.14, 9,528.27 and 4,669.79 is: 6,441.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,907.14 : 9,528.27 = 4,669.79 : x
  2. Step 2: Convert to fraction form
    6,907.14/9,528.27 = 4,669.79/x
  3. Step 3: Cross multiply
    6,907.14x = 9,528.27 × 4,669.79
  4. Step 4: Simplify right side
    6,907.14x = 44,495,019.96
  5. Step 5: Solve for x
    x = 44,495,019.96/6,907.14
  6. Step 6: Final answer
    x = 6,441.89

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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.