Home / 9,408.64-14,115.56-4,722.96

Finding the Fourth Proportional to 9,408.64, 14,115.56 and 4,722.96

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Solution

The fourth proportional to 9,408.64, 14,115.56 and 4,722.96 is: 7,085.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,408.64 : 14,115.56 = 4,722.96 : x
  2. Step 2: Convert to fraction form
    9,408.64/14,115.56 = 4,722.96/x
  3. Step 3: Cross multiply
    9,408.64x = 14,115.56 × 4,722.96
  4. Step 4: Simplify right side
    9,408.64x = 66,667,225.26
  5. Step 5: Solve for x
    x = 66,667,225.26/9,408.64
  6. Step 6: Final answer
    x = 7,085.75

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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.