Home / 7,619.16-10,516.50-4,635.99

Finding the Fourth Proportional to 7,619.16, 10,516.50 and 4,635.99

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Solution

The fourth proportional to 7,619.16, 10,516.50 and 4,635.99 is: 6,398.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,619.16 : 10,516.50 = 4,635.99 : x
  2. Step 2: Convert to fraction form
    7,619.16/10,516.50 = 4,635.99/x
  3. Step 3: Cross multiply
    7,619.16x = 10,516.50 × 4,635.99
  4. Step 4: Simplify right side
    7,619.16x = 48,754,388.84
  5. Step 5: Solve for x
    x = 48,754,388.84/7,619.16
  6. Step 6: Final answer
    x = 6,398.92

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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.