Home / 3,507.09-4,840.14-1,935.29

Finding the Fourth Proportional to 3,507.09, 4,840.14 and 1,935.29

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Solution

The fourth proportional to 3,507.09, 4,840.14 and 1,935.29 is: 2,670.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,507.09 : 4,840.14 = 1,935.29 : x
  2. Step 2: Convert to fraction form
    3,507.09/4,840.14 = 1,935.29/x
  3. Step 3: Cross multiply
    3,507.09x = 4,840.14 × 1,935.29
  4. Step 4: Simplify right side
    3,507.09x = 9,367,074.54
  5. Step 5: Solve for x
    x = 9,367,074.54/3,507.09
  6. Step 6: Final answer
    x = 2,670.90

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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.