Home / 7,006.86-10,508.50-2,075.35

Finding the Fourth Proportional to 7,006.86, 10,508.50 and 2,075.35

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Solution

The fourth proportional to 7,006.86, 10,508.50 and 2,075.35 is: 3,112.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,006.86 : 10,508.50 = 2,075.35 : x
  2. Step 2: Convert to fraction form
    7,006.86/10,508.50 = 2,075.35/x
  3. Step 3: Cross multiply
    7,006.86x = 10,508.50 × 2,075.35
  4. Step 4: Simplify right side
    7,006.86x = 21,808,752.56
  5. Step 5: Solve for x
    x = 21,808,752.56/7,006.86
  6. Step 6: Final answer
    x = 3,112.49

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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.