Home / 9,133.47-13,698.83-2,892.68

Finding the Fourth Proportional to 9,133.47, 13,698.83 and 2,892.68

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Solution

The fourth proportional to 9,133.47, 13,698.83 and 2,892.68 is: 4,338.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,133.47 : 13,698.83 = 2,892.68 : x
  2. Step 2: Convert to fraction form
    9,133.47/13,698.83 = 2,892.68/x
  3. Step 3: Cross multiply
    9,133.47x = 13,698.83 × 2,892.68
  4. Step 4: Simplify right side
    9,133.47x = 39,626,263.07
  5. Step 5: Solve for x
    x = 39,626,263.07/9,133.47
  6. Step 6: Final answer
    x = 4,338.58

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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.