Home / 5,289.68-7,300.51-3,051.09

Finding the Fourth Proportional to 5,289.68, 7,300.51 and 3,051.09

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Solution

The fourth proportional to 5,289.68, 7,300.51 and 3,051.09 is: 4,210.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289.68 : 7,300.51 = 3,051.09 : x
  2. Step 2: Convert to fraction form
    5,289.68/7,300.51 = 3,051.09/x
  3. Step 3: Cross multiply
    5,289.68x = 7,300.51 × 3,051.09
  4. Step 4: Simplify right side
    5,289.68x = 22,274,505.43
  5. Step 5: Solve for x
    x = 22,274,505.43/5,289.68
  6. Step 6: Final answer
    x = 4,210.93

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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.