Home / 5,785.04-8,678.92-1,889.44

Finding the Fourth Proportional to 5,785.04, 8,678.92 and 1,889.44

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Solution

The fourth proportional to 5,785.04, 8,678.92 and 1,889.44 is: 2,834.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,785.04 : 8,678.92 = 1,889.44 : x
  2. Step 2: Convert to fraction form
    5,785.04/8,678.92 = 1,889.44/x
  3. Step 3: Cross multiply
    5,785.04x = 8,678.92 × 1,889.44
  4. Step 4: Simplify right side
    5,785.04x = 16,398,298.60
  5. Step 5: Solve for x
    x = 16,398,298.60/5,785.04
  6. Step 6: Final answer
    x = 2,834.60

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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.