Home / 8,648.37-11,935.65-5,293.41

Finding the Fourth Proportional to 8,648.37, 11,935.65 and 5,293.41

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Solution

The fourth proportional to 8,648.37, 11,935.65 and 5,293.41 is: 7,305.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,648.37 : 11,935.65 = 5,293.41 : x
  2. Step 2: Convert to fraction form
    8,648.37/11,935.65 = 5,293.41/x
  3. Step 3: Cross multiply
    8,648.37x = 11,935.65 × 5,293.41
  4. Step 4: Simplify right side
    8,648.37x = 63,180,289.07
  5. Step 5: Solve for x
    x = 63,180,289.07/8,648.37
  6. Step 6: Final answer
    x = 7,305.46

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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.