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Finding the Fourth Proportional to 7,007.99, 10,514.01 and 2,077.74

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Solution

The fourth proportional to 7,007.99, 10,514.01 and 2,077.74 is: 3,117.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007.99 : 10,514.01 = 2,077.74 : x
  2. Step 2: Convert to fraction form
    7,007.99/10,514.01 = 2,077.74/x
  3. Step 3: Cross multiply
    7,007.99x = 10,514.01 × 2,077.74
  4. Step 4: Simplify right side
    7,007.99x = 21,845,379.14
  5. Step 5: Solve for x
    x = 21,845,379.14/7,007.99
  6. Step 6: Final answer
    x = 3,117.21

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1.5x scale

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.