Home / 8,635.42-12,953.85-3,088.54

Finding the Fourth Proportional to 8,635.42, 12,953.85 and 3,088.54

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Solution

The fourth proportional to 8,635.42, 12,953.85 and 3,088.54 is: 4,633.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,635.42 : 12,953.85 = 3,088.54 : x
  2. Step 2: Convert to fraction form
    8,635.42/12,953.85 = 3,088.54/x
  3. Step 3: Cross multiply
    8,635.42x = 12,953.85 × 3,088.54
  4. Step 4: Simplify right side
    8,635.42x = 40,008,483.88
  5. Step 5: Solve for x
    x = 40,008,483.88/8,635.42
  6. Step 6: Final answer
    x = 4,633.07

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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.