Home / 4,139.02-5,710.44-2,459.89

Finding the Fourth Proportional to 4,139.02, 5,710.44 and 2,459.89

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Solution

The fourth proportional to 4,139.02, 5,710.44 and 2,459.89 is: 3,393.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,139.02 : 5,710.44 = 2,459.89 : x
  2. Step 2: Convert to fraction form
    4,139.02/5,710.44 = 2,459.89/x
  3. Step 3: Cross multiply
    4,139.02x = 5,710.44 × 2,459.89
  4. Step 4: Simplify right side
    4,139.02x = 14,047,054.25
  5. Step 5: Solve for x
    x = 14,047,054.25/4,139.02
  6. Step 6: Final answer
    x = 3,393.81

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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.