Home / 5,618.20-8,426.94-2,330.32

Finding the Fourth Proportional to 5,618.20, 8,426.94 and 2,330.32

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Solution

The fourth proportional to 5,618.20, 8,426.94 and 2,330.32 is: 3,495.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,618.20 : 8,426.94 = 2,330.32 : x
  2. Step 2: Convert to fraction form
    5,618.20/8,426.94 = 2,330.32/x
  3. Step 3: Cross multiply
    5,618.20x = 8,426.94 × 2,330.32
  4. Step 4: Simplify right side
    5,618.20x = 19,637,466.82
  5. Step 5: Solve for x
    x = 19,637,466.82/5,618.20
  6. Step 6: Final answer
    x = 3,495.33

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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.