Home / 7,270.92-10,905.21-2,075.58

Finding the Fourth Proportional to 7,270.92, 10,905.21 and 2,075.58

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Solution

The fourth proportional to 7,270.92, 10,905.21 and 2,075.58 is: 3,113.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,270.92 : 10,905.21 = 2,075.58 : x
  2. Step 2: Convert to fraction form
    7,270.92/10,905.21 = 2,075.58/x
  3. Step 3: Cross multiply
    7,270.92x = 10,905.21 × 2,075.58
  4. Step 4: Simplify right side
    7,270.92x = 22,634,635.77
  5. Step 5: Solve for x
    x = 22,634,635.77/7,270.92
  6. Step 6: Final answer
    x = 3,113.04

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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.