Home / 9,439.88-13,027.57-5,248.40

Finding the Fourth Proportional to 9,439.88, 13,027.57 and 5,248.40

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Solution

The fourth proportional to 9,439.88, 13,027.57 and 5,248.40 is: 7,243.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,439.88 : 13,027.57 = 5,248.40 : x
  2. Step 2: Convert to fraction form
    9,439.88/13,027.57 = 5,248.40/x
  3. Step 3: Cross multiply
    9,439.88x = 13,027.57 × 5,248.40
  4. Step 4: Simplify right side
    9,439.88x = 68,373,820.13
  5. Step 5: Solve for x
    x = 68,373,820.13/9,439.88
  6. Step 6: Final answer
    x = 7,243.09

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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.