Home / 10,710.61-16,065.44-2,919.42

Finding the Fourth Proportional to 10,710.61, 16,065.44 and 2,919.42

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Solution

The fourth proportional to 10,710.61, 16,065.44 and 2,919.42 is: 4,379.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,710.61 : 16,065.44 = 2,919.42 : x
  2. Step 2: Convert to fraction form
    10,710.61/16,065.44 = 2,919.42/x
  3. Step 3: Cross multiply
    10,710.61x = 16,065.44 × 2,919.42
  4. Step 4: Simplify right side
    10,710.61x = 46,901,814.31
  5. Step 5: Solve for x
    x = 46,901,814.31/10,710.61
  6. Step 6: Final answer
    x = 4,379.00

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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.