Home / 5,466.24-8,200.32-2,390.40

Finding the Fourth Proportional to 5,466.24, 8,200.32 and 2,390.40

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Solution

The fourth proportional to 5,466.24, 8,200.32 and 2,390.40 is: 3,586.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,466.24 : 8,200.32 = 2,390.40 : x
  2. Step 2: Convert to fraction form
    5,466.24/8,200.32 = 2,390.40/x
  3. Step 3: Cross multiply
    5,466.24x = 8,200.32 × 2,390.40
  4. Step 4: Simplify right side
    5,466.24x = 19,602,044.93
  5. Step 5: Solve for x
    x = 19,602,044.93/5,466.24
  6. Step 6: Final answer
    x = 3,586.02

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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.