Home / 2,879.07-4,316.28-1,492.62

Finding the Fourth Proportional to 2,879.07, 4,316.28 and 1,492.62

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Solution

The fourth proportional to 2,879.07, 4,316.28 and 1,492.62 is: 2,237.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,879.07 : 4,316.28 = 1,492.62 : x
  2. Step 2: Convert to fraction form
    2,879.07/4,316.28 = 1,492.62/x
  3. Step 3: Cross multiply
    2,879.07x = 4,316.28 × 1,492.62
  4. Step 4: Simplify right side
    2,879.07x = 6,442,565.85
  5. Step 5: Solve for x
    x = 6,442,565.85/2,879.07
  6. Step 6: Final answer
    x = 2,237.72

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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.