Home / 7,518.92-10,376.79-4,374.50

Finding the Fourth Proportional to 7,518.92, 10,376.79 and 4,374.50

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Solution

The fourth proportional to 7,518.92, 10,376.79 and 4,374.50 is: 6,037.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518.92 : 10,376.79 = 4,374.50 : x
  2. Step 2: Convert to fraction form
    7,518.92/10,376.79 = 4,374.50/x
  3. Step 3: Cross multiply
    7,518.92x = 10,376.79 × 4,374.50
  4. Step 4: Simplify right side
    7,518.92x = 45,393,267.86
  5. Step 5: Solve for x
    x = 45,393,267.86/7,518.92
  6. Step 6: Final answer
    x = 6,037.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.