Home / 9,554.90-13,185.81-5,306.05

Finding the Fourth Proportional to 9,554.90, 13,185.81 and 5,306.05

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Solution

The fourth proportional to 9,554.90, 13,185.81 and 5,306.05 is: 7,322.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,554.90 : 13,185.81 = 5,306.05 : x
  2. Step 2: Convert to fraction form
    9,554.90/13,185.81 = 5,306.05/x
  3. Step 3: Cross multiply
    9,554.90x = 13,185.81 × 5,306.05
  4. Step 4: Simplify right side
    9,554.90x = 69,964,534.19
  5. Step 5: Solve for x
    x = 69,964,534.19/9,554.90
  6. Step 6: Final answer
    x = 7,322.37

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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.