Home / 5,574.45-8,360.64-2,800.38

Finding the Fourth Proportional to 5,574.45, 8,360.64 and 2,800.38

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Solution

The fourth proportional to 5,574.45, 8,360.64 and 2,800.38 is: 4,200.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,574.45 : 8,360.64 = 2,800.38 : x
  2. Step 2: Convert to fraction form
    5,574.45/8,360.64 = 2,800.38/x
  3. Step 3: Cross multiply
    5,574.45x = 8,360.64 × 2,800.38
  4. Step 4: Simplify right side
    5,574.45x = 23,412,969.04
  5. Step 5: Solve for x
    x = 23,412,969.04/5,574.45
  6. Step 6: Final answer
    x = 4,200.05

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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.