Home / 4,958.84-7,439.45-1,448.90

Finding the Fourth Proportional to 4,958.84, 7,439.45 and 1,448.90

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Solution

The fourth proportional to 4,958.84, 7,439.45 and 1,448.90 is: 2,173.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,958.84 : 7,439.45 = 1,448.90 : x
  2. Step 2: Convert to fraction form
    4,958.84/7,439.45 = 1,448.90/x
  3. Step 3: Cross multiply
    4,958.84x = 7,439.45 × 1,448.90
  4. Step 4: Simplify right side
    4,958.84x = 10,779,044.41
  5. Step 5: Solve for x
    x = 10,779,044.41/4,958.84
  6. Step 6: Final answer
    x = 2,173.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.