Home / 11,259.39-15,537.81-6,223.71

Finding the Fourth Proportional to 11,259.39, 15,537.81 and 6,223.71

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Solution

The fourth proportional to 11,259.39, 15,537.81 and 6,223.71 is: 8,588.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,259.39 : 15,537.81 = 6,223.71 : x
  2. Step 2: Convert to fraction form
    11,259.39/15,537.81 = 6,223.71/x
  3. Step 3: Cross multiply
    11,259.39x = 15,537.81 × 6,223.71
  4. Step 4: Simplify right side
    11,259.39x = 96,702,823.48
  5. Step 5: Solve for x
    x = 96,702,823.48/11,259.39
  6. Step 6: Final answer
    x = 8,588.64

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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.