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Finding the Fourth Proportional to 7,068.98, 9,751.50 and 4,799.52

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Solution

The fourth proportional to 7,068.98, 9,751.50 and 4,799.52 is: 6,620.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068.98 : 9,751.50 = 4,799.52 : x
  2. Step 2: Convert to fraction form
    7,068.98/9,751.50 = 4,799.52/x
  3. Step 3: Cross multiply
    7,068.98x = 9,751.50 × 4,799.52
  4. Step 4: Simplify right side
    7,068.98x = 46,802,519.28
  5. Step 5: Solve for x
    x = 46,802,519.28/7,068.98
  6. Step 6: Final answer
    x = 6,620.84

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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.