Home / 9,393.36-14,095.20-3,155.28

Finding the Fourth Proportional to 9,393.36, 14,095.20 and 3,155.28

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Solution

The fourth proportional to 9,393.36, 14,095.20 and 3,155.28 is: 4,734.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,393.36 : 14,095.20 = 3,155.28 : x
  2. Step 2: Convert to fraction form
    9,393.36/14,095.20 = 3,155.28/x
  3. Step 3: Cross multiply
    9,393.36x = 14,095.20 × 3,155.28
  4. Step 4: Simplify right side
    9,393.36x = 44,474,302.66
  5. Step 5: Solve for x
    x = 44,474,302.66/9,393.36
  6. Step 6: Final answer
    x = 4,734.65

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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.