Home / 9,929.96-13,703.33-5,453.70

Finding the Fourth Proportional to 9,929.96, 13,703.33 and 5,453.70

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Solution

The fourth proportional to 9,929.96, 13,703.33 and 5,453.70 is: 7,526.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,929.96 : 13,703.33 = 5,453.70 : x
  2. Step 2: Convert to fraction form
    9,929.96/13,703.33 = 5,453.70/x
  3. Step 3: Cross multiply
    9,929.96x = 13,703.33 × 5,453.70
  4. Step 4: Simplify right side
    9,929.96x = 74,733,823.55
  5. Step 5: Solve for x
    x = 74,733,823.55/9,929.96
  6. Step 6: Final answer
    x = 7,526.10

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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.