Home / 9,459.92-13,054.20-5,268.40

Finding the Fourth Proportional to 9,459.92, 13,054.20 and 5,268.40

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Solution

The fourth proportional to 9,459.92, 13,054.20 and 5,268.40 is: 7,270.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,459.92 : 13,054.20 = 5,268.40 : x
  2. Step 2: Convert to fraction form
    9,459.92/13,054.20 = 5,268.40/x
  3. Step 3: Cross multiply
    9,459.92x = 13,054.20 × 5,268.40
  4. Step 4: Simplify right side
    9,459.92x = 68,774,747.28
  5. Step 5: Solve for x
    x = 68,774,747.28/9,459.92
  6. Step 6: Final answer
    x = 7,270.12

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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.