Home / 4,448.60-6,138.88-2,459.12

Finding the Fourth Proportional to 4,448.60, 6,138.88 and 2,459.12

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Solution

The fourth proportional to 4,448.60, 6,138.88 and 2,459.12 is: 3,393.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,448.60 : 6,138.88 = 2,459.12 : x
  2. Step 2: Convert to fraction form
    4,448.60/6,138.88 = 2,459.12/x
  3. Step 3: Cross multiply
    4,448.60x = 6,138.88 × 2,459.12
  4. Step 4: Simplify right side
    4,448.60x = 15,096,242.59
  5. Step 5: Solve for x
    x = 15,096,242.59/4,448.60
  6. Step 6: Final answer
    x = 3,393.48

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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.