Home / 7,260.68-10,021.39-4,995.05

Finding the Fourth Proportional to 7,260.68, 10,021.39 and 4,995.05

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Solution

The fourth proportional to 7,260.68, 10,021.39 and 4,995.05 is: 6,894.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260.68 : 10,021.39 = 4,995.05 : x
  2. Step 2: Convert to fraction form
    7,260.68/10,021.39 = 4,995.05/x
  3. Step 3: Cross multiply
    7,260.68x = 10,021.39 × 4,995.05
  4. Step 4: Simplify right side
    7,260.68x = 50,057,281.52
  5. Step 5: Solve for x
    x = 50,057,281.52/7,260.68
  6. Step 6: Final answer
    x = 6,894.29

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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.