Home / 2,807.37-4,203.51-2,285.22

Finding the Fourth Proportional to 2,807.37, 4,203.51 and 2,285.22

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Solution

The fourth proportional to 2,807.37, 4,203.51 and 2,285.22 is: 3,421.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,807.37 : 4,203.51 = 2,285.22 : x
  2. Step 2: Convert to fraction form
    2,807.37/4,203.51 = 2,285.22/x
  3. Step 3: Cross multiply
    2,807.37x = 4,203.51 × 2,285.22
  4. Step 4: Simplify right side
    2,807.37x = 9,605,952.32
  5. Step 5: Solve for x
    x = 9,605,952.32/2,807.37
  6. Step 6: Final answer
    x = 3,421.69

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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.