Home / 9,407.40-14,110.96-2,291.72

Finding the Fourth Proportional to 9,407.40, 14,110.96 and 2,291.72

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Solution

The fourth proportional to 9,407.40, 14,110.96 and 2,291.72 is: 3,437.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,407.40 : 14,110.96 = 2,291.72 : x
  2. Step 2: Convert to fraction form
    9,407.40/14,110.96 = 2,291.72/x
  3. Step 3: Cross multiply
    9,407.40x = 14,110.96 × 2,291.72
  4. Step 4: Simplify right side
    9,407.40x = 32,338,369.25
  5. Step 5: Solve for x
    x = 32,338,369.25/9,407.40
  6. Step 6: Final answer
    x = 3,437.55

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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.