Home / 9,619.24-13,274.52-5,370.64

Finding the Fourth Proportional to 9,619.24, 13,274.52 and 5,370.64

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Solution

The fourth proportional to 9,619.24, 13,274.52 and 5,370.64 is: 7,411.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,619.24 : 13,274.52 = 5,370.64 : x
  2. Step 2: Convert to fraction form
    9,619.24/13,274.52 = 5,370.64/x
  3. Step 3: Cross multiply
    9,619.24x = 13,274.52 × 5,370.64
  4. Step 4: Simplify right side
    9,619.24x = 71,292,668.09
  5. Step 5: Solve for x
    x = 71,292,668.09/9,619.24
  6. Step 6: Final answer
    x = 7,411.47

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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.