Home / 7,947.26-10,962.39-5,258.47

Finding the Fourth Proportional to 7,947.26, 10,962.39 and 5,258.47

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Solution

The fourth proportional to 7,947.26, 10,962.39 and 5,258.47 is: 7,253.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,947.26 : 10,962.39 = 5,258.47 : x
  2. Step 2: Convert to fraction form
    7,947.26/10,962.39 = 5,258.47/x
  3. Step 3: Cross multiply
    7,947.26x = 10,962.39 × 5,258.47
  4. Step 4: Simplify right side
    7,947.26x = 57,645,382.23
  5. Step 5: Solve for x
    x = 57,645,382.23/7,947.26
  6. Step 6: Final answer
    x = 7,253.49

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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.