Home / 7,323.14-10,984.68-1,776.47

Finding the Fourth Proportional to 7,323.14, 10,984.68 and 1,776.47

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Solution

The fourth proportional to 7,323.14, 10,984.68 and 1,776.47 is: 2,664.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,323.14 : 10,984.68 = 1,776.47 : x
  2. Step 2: Convert to fraction form
    7,323.14/10,984.68 = 1,776.47/x
  3. Step 3: Cross multiply
    7,323.14x = 10,984.68 × 1,776.47
  4. Step 4: Simplify right side
    7,323.14x = 19,513,899.56
  5. Step 5: Solve for x
    x = 19,513,899.56/7,323.14
  6. Step 6: Final answer
    x = 2,664.69

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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.