Home / 5,405.23-8,093.18-2,802.70

Finding the Fourth Proportional to 5,405.23, 8,093.18 and 2,802.70

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Solution

The fourth proportional to 5,405.23, 8,093.18 and 2,802.70 is: 4,196.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,405.23 : 8,093.18 = 2,802.70 : x
  2. Step 2: Convert to fraction form
    5,405.23/8,093.18 = 2,802.70/x
  3. Step 3: Cross multiply
    5,405.23x = 8,093.18 × 2,802.70
  4. Step 4: Simplify right side
    5,405.23x = 22,682,701.11
  5. Step 5: Solve for x
    x = 22,682,701.11/5,405.23
  6. Step 6: Final answer
    x = 4,196.44

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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.