Home / 4,448.50-6,140.10-2,560.30

Finding the Fourth Proportional to 4,448.50, 6,140.10 and 2,560.30

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Solution

The fourth proportional to 4,448.50, 6,140.10 and 2,560.30 is: 3,533.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,448.50 : 6,140.10 = 2,560.30 : x
  2. Step 2: Convert to fraction form
    4,448.50/6,140.10 = 2,560.30/x
  3. Step 3: Cross multiply
    4,448.50x = 6,140.10 × 2,560.30
  4. Step 4: Simplify right side
    4,448.50x = 15,720,498.03
  5. Step 5: Solve for x
    x = 15,720,498.03/4,448.50
  6. Step 6: Final answer
    x = 3,533.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.