Home / 5,483.42-8,225.23-1,785.63

Finding the Fourth Proportional to 5,483.42, 8,225.23 and 1,785.63

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Solution

The fourth proportional to 5,483.42, 8,225.23 and 1,785.63 is: 2,678.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,483.42 : 8,225.23 = 1,785.63 : x
  2. Step 2: Convert to fraction form
    5,483.42/8,225.23 = 1,785.63/x
  3. Step 3: Cross multiply
    5,483.42x = 8,225.23 × 1,785.63
  4. Step 4: Simplify right side
    5,483.42x = 14,687,217.44
  5. Step 5: Solve for x
    x = 14,687,217.44/5,483.42
  6. Step 6: Final answer
    x = 2,678.48

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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.