Home / 9,405.27-14,108.81-3,165.35

Finding the Fourth Proportional to 9,405.27, 14,108.81 and 3,165.35

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Solution

The fourth proportional to 9,405.27, 14,108.81 and 3,165.35 is: 4,748.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,405.27 : 14,108.81 = 3,165.35 : x
  2. Step 2: Convert to fraction form
    9,405.27/14,108.81 = 3,165.35/x
  3. Step 3: Cross multiply
    9,405.27x = 14,108.81 × 3,165.35
  4. Step 4: Simplify right side
    9,405.27x = 44,659,235.36
  5. Step 5: Solve for x
    x = 44,659,235.36/9,405.27
  6. Step 6: Final answer
    x = 4,748.32

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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.