Home / 7,746.32-11,604-3,580.58

Finding the Fourth Proportional to 7,746.32, 11,604 and 3,580.58

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Solution

The fourth proportional to 7,746.32, 11,604 and 3,580.58 is: 5,363.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,746.32 : 11,604 = 3,580.58 : x
  2. Step 2: Convert to fraction form
    7,746.32/11,604 = 3,580.58/x
  3. Step 3: Cross multiply
    7,746.32x = 11,604 × 3,580.58
  4. Step 4: Simplify right side
    7,746.32x = 41,549,050.32
  5. Step 5: Solve for x
    x = 41,549,050.32/7,746.32
  6. Step 6: Final answer
    x = 5,363.71

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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.