Home / 4,879.18-7,316.95-1,758.34

Finding the Fourth Proportional to 4,879.18, 7,316.95 and 1,758.34

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Solution

The fourth proportional to 4,879.18, 7,316.95 and 1,758.34 is: 2,636.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,879.18 : 7,316.95 = 1,758.34 : x
  2. Step 2: Convert to fraction form
    4,879.18/7,316.95 = 1,758.34/x
  3. Step 3: Cross multiply
    4,879.18x = 7,316.95 × 1,758.34
  4. Step 4: Simplify right side
    4,879.18x = 12,865,685.86
  5. Step 5: Solve for x
    x = 12,865,685.86/4,879.18
  6. Step 6: Final answer
    x = 2,636.85

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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.