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Finding the Fourth Proportional to 6,605.69, 9,907.01 and 1,924.59

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Solution

The fourth proportional to 6,605.69, 9,907.01 and 1,924.59 is: 2,886.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,605.69 : 9,907.01 = 1,924.59 : x
  2. Step 2: Convert to fraction form
    6,605.69/9,907.01 = 1,924.59/x
  3. Step 3: Cross multiply
    6,605.69x = 9,907.01 × 1,924.59
  4. Step 4: Simplify right side
    6,605.69x = 19,066,967.12
  5. Step 5: Solve for x
    x = 19,066,967.12/6,605.69
  6. Step 6: Final answer
    x = 2,886.45

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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.