Home / 7,056.71-10,582.90-4,879.43

Finding the Fourth Proportional to 7,056.71, 10,582.90 and 4,879.43

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Solution

The fourth proportional to 7,056.71, 10,582.90 and 4,879.43 is: 7,317.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,056.71 : 10,582.90 = 4,879.43 : x
  2. Step 2: Convert to fraction form
    7,056.71/10,582.90 = 4,879.43/x
  3. Step 3: Cross multiply
    7,056.71x = 10,582.90 × 4,879.43
  4. Step 4: Simplify right side
    7,056.71x = 51,638,519.75
  5. Step 5: Solve for x
    x = 51,638,519.75/7,056.71
  6. Step 6: Final answer
    x = 7,317.65

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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.