Home / 7,605.86-11,411.62-4,650.36

Finding the Fourth Proportional to 7,605.86, 11,411.62 and 4,650.36

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Solution

The fourth proportional to 7,605.86, 11,411.62 and 4,650.36 is: 6,977.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,605.86 : 11,411.62 = 4,650.36 : x
  2. Step 2: Convert to fraction form
    7,605.86/11,411.62 = 4,650.36/x
  3. Step 3: Cross multiply
    7,605.86x = 11,411.62 × 4,650.36
  4. Step 4: Simplify right side
    7,605.86x = 53,068,141.18
  5. Step 5: Solve for x
    x = 53,068,141.18/7,605.86
  6. Step 6: Final answer
    x = 6,977.27

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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.