Home / 10,624.04-15,919.46-6,720.26

Finding the Fourth Proportional to 10,624.04, 15,919.46 and 6,720.26

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Solution

The fourth proportional to 10,624.04, 15,919.46 and 6,720.26 is: 10,069.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,624.04 : 15,919.46 = 6,720.26 : x
  2. Step 2: Convert to fraction form
    10,624.04/15,919.46 = 6,720.26/x
  3. Step 3: Cross multiply
    10,624.04x = 15,919.46 × 6,720.26
  4. Step 4: Simplify right side
    10,624.04x = 106,982,910.26
  5. Step 5: Solve for x
    x = 106,982,910.26/10,624.04
  6. Step 6: Final answer
    x = 10,069.89

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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.