Home / 5,811.70-8,705.40-4,348.84

Finding the Fourth Proportional to 5,811.70, 8,705.40 and 4,348.84

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Solution

The fourth proportional to 5,811.70, 8,705.40 and 4,348.84 is: 6,514.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,811.70 : 8,705.40 = 4,348.84 : x
  2. Step 2: Convert to fraction form
    5,811.70/8,705.40 = 4,348.84/x
  3. Step 3: Cross multiply
    5,811.70x = 8,705.40 × 4,348.84
  4. Step 4: Simplify right side
    5,811.70x = 37,858,391.74
  5. Step 5: Solve for x
    x = 37,858,391.74/5,811.70
  6. Step 6: Final answer
    x = 6,514.17

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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.