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Finding the Fourth Proportional to 6,888.84, 10,329.63 and 4,698.24

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Solution

The fourth proportional to 6,888.84, 10,329.63 and 4,698.24 is: 7,044.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,888.84 : 10,329.63 = 4,698.24 : x
  2. Step 2: Convert to fraction form
    6,888.84/10,329.63 = 4,698.24/x
  3. Step 3: Cross multiply
    6,888.84x = 10,329.63 × 4,698.24
  4. Step 4: Simplify right side
    6,888.84x = 48,531,080.85
  5. Step 5: Solve for x
    x = 48,531,080.85/6,888.84
  6. Step 6: Final answer
    x = 7,044.88

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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.