Home / 8,627.07-11,909.37-6,503.46

Finding the Fourth Proportional to 8,627.07, 11,909.37 and 6,503.46

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Solution

The fourth proportional to 8,627.07, 11,909.37 and 6,503.46 is: 8,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,627.07 : 11,909.37 = 6,503.46 : x
  2. Step 2: Convert to fraction form
    8,627.07/11,909.37 = 6,503.46/x
  3. Step 3: Cross multiply
    8,627.07x = 11,909.37 × 6,503.46
  4. Step 4: Simplify right side
    8,627.07x = 77,452,137.35
  5. Step 5: Solve for x
    x = 77,452,137.35/8,627.07
  6. Step 6: Final answer
    x = 8,977.80

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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.