Home / 9,291.36-13,936.96-2,366.40

Finding the Fourth Proportional to 9,291.36, 13,936.96 and 2,366.40

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Solution

The fourth proportional to 9,291.36, 13,936.96 and 2,366.40 is: 3,549.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,291.36 : 13,936.96 = 2,366.40 : x
  2. Step 2: Convert to fraction form
    9,291.36/13,936.96 = 2,366.40/x
  3. Step 3: Cross multiply
    9,291.36x = 13,936.96 × 2,366.40
  4. Step 4: Simplify right side
    9,291.36x = 32,980,422.14
  5. Step 5: Solve for x
    x = 32,980,422.14/9,291.36
  6. Step 6: Final answer
    x = 3,549.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.