Home / 9,554.40-13,184.81-5,305.35

Finding the Fourth Proportional to 9,554.40, 13,184.81 and 5,305.35

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Solution

The fourth proportional to 9,554.40, 13,184.81 and 5,305.35 is: 7,321.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,554.40 : 13,184.81 = 5,305.35 : x
  2. Step 2: Convert to fraction form
    9,554.40/13,184.81 = 5,305.35/x
  3. Step 3: Cross multiply
    9,554.40x = 13,184.81 × 5,305.35
  4. Step 4: Simplify right side
    9,554.40x = 69,949,995.55
  5. Step 5: Solve for x
    x = 69,949,995.55/9,554.40
  6. Step 6: Final answer
    x = 7,321.24

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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.