Home / 4,138.74-5,710.43-2,459.45

Finding the Fourth Proportional to 4,138.74, 5,710.43 and 2,459.45

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Solution

The fourth proportional to 4,138.74, 5,710.43 and 2,459.45 is: 3,393.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,138.74 : 5,710.43 = 2,459.45 : x
  2. Step 2: Convert to fraction form
    4,138.74/5,710.43 = 2,459.45/x
  3. Step 3: Cross multiply
    4,138.74x = 5,710.43 × 2,459.45
  4. Step 4: Simplify right side
    4,138.74x = 14,044,537.49
  5. Step 5: Solve for x
    x = 14,044,537.49/4,138.74
  6. Step 6: Final answer
    x = 3,393.43

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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.