Home / 6,720.40-10,080.51-2,337.85

Finding the Fourth Proportional to 6,720.40, 10,080.51 and 2,337.85

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Solution

The fourth proportional to 6,720.40, 10,080.51 and 2,337.85 is: 3,506.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720.40 : 10,080.51 = 2,337.85 : x
  2. Step 2: Convert to fraction form
    6,720.40/10,080.51 = 2,337.85/x
  3. Step 3: Cross multiply
    6,720.40x = 10,080.51 × 2,337.85
  4. Step 4: Simplify right side
    6,720.40x = 23,566,720.30
  5. Step 5: Solve for x
    x = 23,566,720.30/6,720.40
  6. Step 6: Final answer
    x = 3,506.74

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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.