Home / 2,830.88-4,234.80-2,370.08

Finding the Fourth Proportional to 2,830.88, 4,234.80 and 2,370.08

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Solution

The fourth proportional to 2,830.88, 4,234.80 and 2,370.08 is: 3,545.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830.88 : 4,234.80 = 2,370.08 : x
  2. Step 2: Convert to fraction form
    2,830.88/4,234.80 = 2,370.08/x
  3. Step 3: Cross multiply
    2,830.88x = 4,234.80 × 2,370.08
  4. Step 4: Simplify right side
    2,830.88x = 10,036,814.78
  5. Step 5: Solve for x
    x = 10,036,814.78/2,830.88
  6. Step 6: Final answer
    x = 3,545.48

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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.