Home / 4,678.76-7,021.98-2,370.92

Finding the Fourth Proportional to 4,678.76, 7,021.98 and 2,370.92

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Solution

The fourth proportional to 4,678.76, 7,021.98 and 2,370.92 is: 3,558.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678.76 : 7,021.98 = 2,370.92 : x
  2. Step 2: Convert to fraction form
    4,678.76/7,021.98 = 2,370.92/x
  3. Step 3: Cross multiply
    4,678.76x = 7,021.98 × 2,370.92
  4. Step 4: Simplify right side
    4,678.76x = 16,648,552.82
  5. Step 5: Solve for x
    x = 16,648,552.82/4,678.76
  6. Step 6: Final answer
    x = 3,558.33

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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.