Home / 4,955.60-7,433.40-4,408.40

Finding the Fourth Proportional to 4,955.60, 7,433.40 and 4,408.40

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Solution

The fourth proportional to 4,955.60, 7,433.40 and 4,408.40 is: 6,612.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,955.60 : 7,433.40 = 4,408.40 : x
  2. Step 2: Convert to fraction form
    4,955.60/7,433.40 = 4,408.40/x
  3. Step 3: Cross multiply
    4,955.60x = 7,433.40 × 4,408.40
  4. Step 4: Simplify right side
    4,955.60x = 32,769,400.56
  5. Step 5: Solve for x
    x = 32,769,400.56/4,955.60
  6. Step 6: Final answer
    x = 6,612.60

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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.