Home / 6,705.10-10,075.74-3,587.28

Finding the Fourth Proportional to 6,705.10, 10,075.74 and 3,587.28

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Solution

The fourth proportional to 6,705.10, 10,075.74 and 3,587.28 is: 5,390.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,705.10 : 10,075.74 = 3,587.28 : x
  2. Step 2: Convert to fraction form
    6,705.10/10,075.74 = 3,587.28/x
  3. Step 3: Cross multiply
    6,705.10x = 10,075.74 × 3,587.28
  4. Step 4: Simplify right side
    6,705.10x = 36,144,500.59
  5. Step 5: Solve for x
    x = 36,144,500.59/6,705.10
  6. Step 6: Final answer
    x = 5,390.60

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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.