Home / 9,502.40-13,101-6,512.88

Finding the Fourth Proportional to 9,502.40, 13,101 and 6,512.88

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Solution

The fourth proportional to 9,502.40, 13,101 and 6,512.88 is: 8,979.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,502.40 : 13,101 = 6,512.88 : x
  2. Step 2: Convert to fraction form
    9,502.40/13,101 = 6,512.88/x
  3. Step 3: Cross multiply
    9,502.40x = 13,101 × 6,512.88
  4. Step 4: Simplify right side
    9,502.40x = 85,325,240.88
  5. Step 5: Solve for x
    x = 85,325,240.88/9,502.40
  6. Step 6: Final answer
    x = 8,979.34

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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.