Home / 9,699.21-13,374.32-6,549.93

Finding the Fourth Proportional to 9,699.21, 13,374.32 and 6,549.93

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Solution

The fourth proportional to 9,699.21, 13,374.32 and 6,549.93 is: 9,031.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,699.21 : 13,374.32 = 6,549.93 : x
  2. Step 2: Convert to fraction form
    9,699.21/13,374.32 = 6,549.93/x
  3. Step 3: Cross multiply
    9,699.21x = 13,374.32 × 6,549.93
  4. Step 4: Simplify right side
    9,699.21x = 87,600,827.05
  5. Step 5: Solve for x
    x = 87,600,827.05/9,699.21
  6. Step 6: Final answer
    x = 9,031.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.