Home / 8,135.48-11,227.48-4,599.30

Finding the Fourth Proportional to 8,135.48, 11,227.48 and 4,599.30

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Solution

The fourth proportional to 8,135.48, 11,227.48 and 4,599.30 is: 6,347.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,135.48 : 11,227.48 = 4,599.30 : x
  2. Step 2: Convert to fraction form
    8,135.48/11,227.48 = 4,599.30/x
  3. Step 3: Cross multiply
    8,135.48x = 11,227.48 × 4,599.30
  4. Step 4: Simplify right side
    8,135.48x = 51,638,548.76
  5. Step 5: Solve for x
    x = 51,638,548.76/8,135.48
  6. Step 6: Final answer
    x = 6,347.33

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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.