Home / 7,037.04-10,546.40-2,872.20

Finding the Fourth Proportional to 7,037.04, 10,546.40 and 2,872.20

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Solution

The fourth proportional to 7,037.04, 10,546.40 and 2,872.20 is: 4,304.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,037.04 : 10,546.40 = 2,872.20 : x
  2. Step 2: Convert to fraction form
    7,037.04/10,546.40 = 2,872.20/x
  3. Step 3: Cross multiply
    7,037.04x = 10,546.40 × 2,872.20
  4. Step 4: Simplify right side
    7,037.04x = 30,291,370.08
  5. Step 5: Solve for x
    x = 30,291,370.08/7,037.04
  6. Step 6: Final answer
    x = 4,304.56

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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.