Home / 7,006.16-10,505.58-2,075.13

Finding the Fourth Proportional to 7,006.16, 10,505.58 and 2,075.13

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Solution

The fourth proportional to 7,006.16, 10,505.58 and 2,075.13 is: 3,111.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,006.16 : 10,505.58 = 2,075.13 : x
  2. Step 2: Convert to fraction form
    7,006.16/10,505.58 = 2,075.13/x
  3. Step 3: Cross multiply
    7,006.16x = 10,505.58 × 2,075.13
  4. Step 4: Simplify right side
    7,006.16x = 21,800,444.23
  5. Step 5: Solve for x
    x = 21,800,444.23/7,006.16
  6. Step 6: Final answer
    x = 3,111.61

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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.