Home / 7,945.36-10,963-4,801.72

Finding the Fourth Proportional to 7,945.36, 10,963 and 4,801.72

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Solution

The fourth proportional to 7,945.36, 10,963 and 4,801.72 is: 6,625.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,945.36 : 10,963 = 4,801.72 : x
  2. Step 2: Convert to fraction form
    7,945.36/10,963 = 4,801.72/x
  3. Step 3: Cross multiply
    7,945.36x = 10,963 × 4,801.72
  4. Step 4: Simplify right side
    7,945.36x = 52,641,256.36
  5. Step 5: Solve for x
    x = 52,641,256.36/7,945.36
  6. Step 6: Final answer
    x = 6,625.41

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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.