Home / 7,007.34-10,509.24-2,075.86

Finding the Fourth Proportional to 7,007.34, 10,509.24 and 2,075.86

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Solution

The fourth proportional to 7,007.34, 10,509.24 and 2,075.86 is: 3,113.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,007.34 : 10,509.24 = 2,075.86 : x
  2. Step 2: Convert to fraction form
    7,007.34/10,509.24 = 2,075.86/x
  3. Step 3: Cross multiply
    7,007.34x = 10,509.24 × 2,075.86
  4. Step 4: Simplify right side
    7,007.34x = 21,815,731.87
  5. Step 5: Solve for x
    x = 21,815,731.87/7,007.34
  6. Step 6: Final answer
    x = 3,113.27

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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.