Home / 9,926.13-13,699.19-5,450.28

Finding the Fourth Proportional to 9,926.13, 13,699.19 and 5,450.28

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Solution

The fourth proportional to 9,926.13, 13,699.19 and 5,450.28 is: 7,522.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,926.13 : 13,699.19 = 5,450.28 : x
  2. Step 2: Convert to fraction form
    9,926.13/13,699.19 = 5,450.28/x
  3. Step 3: Cross multiply
    9,926.13x = 13,699.19 × 5,450.28
  4. Step 4: Simplify right side
    9,926.13x = 74,664,421.27
  5. Step 5: Solve for x
    x = 74,664,421.27/9,926.13
  6. Step 6: Final answer
    x = 7,522.01

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1.5x scale

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.