Home / 8,678.44-13,024.36-4,519.50

Finding the Fourth Proportional to 8,678.44, 13,024.36 and 4,519.50

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Solution

The fourth proportional to 8,678.44, 13,024.36 and 4,519.50 is: 6,782.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,678.44 : 13,024.36 = 4,519.50 : x
  2. Step 2: Convert to fraction form
    8,678.44/13,024.36 = 4,519.50/x
  3. Step 3: Cross multiply
    8,678.44x = 13,024.36 × 4,519.50
  4. Step 4: Simplify right side
    8,678.44x = 58,863,595.02
  5. Step 5: Solve for x
    x = 58,863,595.02/8,678.44
  6. Step 6: Final answer
    x = 6,782.74

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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.