Home / 7,477.34-11,197.49-4,347.86

Finding the Fourth Proportional to 7,477.34, 11,197.49 and 4,347.86

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Solution

The fourth proportional to 7,477.34, 11,197.49 and 4,347.86 is: 6,511.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,477.34 : 11,197.49 = 4,347.86 : x
  2. Step 2: Convert to fraction form
    7,477.34/11,197.49 = 4,347.86/x
  3. Step 3: Cross multiply
    7,477.34x = 11,197.49 × 4,347.86
  4. Step 4: Simplify right side
    7,477.34x = 48,685,041.14
  5. Step 5: Solve for x
    x = 48,685,041.14/7,477.34
  6. Step 6: Final answer
    x = 6,511.02

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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.