Home / 8,524.07-12,788.69-6,656.41

Finding the Fourth Proportional to 8,524.07, 12,788.69 and 6,656.41

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Solution

The fourth proportional to 8,524.07, 12,788.69 and 6,656.41 is: 9,986.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,524.07 : 12,788.69 = 6,656.41 : x
  2. Step 2: Convert to fraction form
    8,524.07/12,788.69 = 6,656.41/x
  3. Step 3: Cross multiply
    8,524.07x = 12,788.69 × 6,656.41
  4. Step 4: Simplify right side
    8,524.07x = 85,126,746.71
  5. Step 5: Solve for x
    x = 85,126,746.71/8,524.07
  6. Step 6: Final answer
    x = 9,986.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.