Home / 8,980.16-13,464.95-3,433.91

Finding the Fourth Proportional to 8,980.16, 13,464.95 and 3,433.91

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Solution

The fourth proportional to 8,980.16, 13,464.95 and 3,433.91 is: 5,148.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,980.16 : 13,464.95 = 3,433.91 : x
  2. Step 2: Convert to fraction form
    8,980.16/13,464.95 = 3,433.91/x
  3. Step 3: Cross multiply
    8,980.16x = 13,464.95 × 3,433.91
  4. Step 4: Simplify right side
    8,980.16x = 46,237,341.96
  5. Step 5: Solve for x
    x = 46,237,341.96/8,980.16
  6. Step 6: Final answer
    x = 5,148.84

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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.