Home / 5,102.08-7,040.00-3,210.37

Finding the Fourth Proportional to 5,102.08, 7,040.00 and 3,210.37

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Solution

The fourth proportional to 5,102.08, 7,040.00 and 3,210.37 is: 4,429.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,102.08 : 7,040.00 = 3,210.37 : x
  2. Step 2: Convert to fraction form
    5,102.08/7,040.00 = 3,210.37/x
  3. Step 3: Cross multiply
    5,102.08x = 7,040.00 × 3,210.37
  4. Step 4: Simplify right side
    5,102.08x = 22,600,995.23
  5. Step 5: Solve for x
    x = 22,600,995.23/5,102.08
  6. Step 6: Final answer
    x = 4,429.76

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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.