Home / 4,316.91-6,471.99-3,970.95

Finding the Fourth Proportional to 4,316.91, 6,471.99 and 3,970.95

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Solution

The fourth proportional to 4,316.91, 6,471.99 and 3,970.95 is: 5,953.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,316.91 : 6,471.99 = 3,970.95 : x
  2. Step 2: Convert to fraction form
    4,316.91/6,471.99 = 3,970.95/x
  3. Step 3: Cross multiply
    4,316.91x = 6,471.99 × 3,970.95
  4. Step 4: Simplify right side
    4,316.91x = 25,699,948.69
  5. Step 5: Solve for x
    x = 25,699,948.69/4,316.91
  6. Step 6: Final answer
    x = 5,953.32

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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.