Home / 5,203.23-7,803.42-2,280.81

Finding the Fourth Proportional to 5,203.23, 7,803.42 and 2,280.81

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Solution

The fourth proportional to 5,203.23, 7,803.42 and 2,280.81 is: 3,420.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,203.23 : 7,803.42 = 2,280.81 : x
  2. Step 2: Convert to fraction form
    5,203.23/7,803.42 = 2,280.81/x
  3. Step 3: Cross multiply
    5,203.23x = 7,803.42 × 2,280.81
  4. Step 4: Simplify right side
    5,203.23x = 17,798,118.37
  5. Step 5: Solve for x
    x = 17,798,118.37/5,203.23
  6. Step 6: Final answer
    x = 3,420.59

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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.