Home / 9,635.32-13,275.99-6,486.04

Finding the Fourth Proportional to 9,635.32, 13,275.99 and 6,486.04

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Solution

The fourth proportional to 9,635.32, 13,275.99 and 6,486.04 is: 8,936.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,635.32 : 13,275.99 = 6,486.04 : x
  2. Step 2: Convert to fraction form
    9,635.32/13,275.99 = 6,486.04/x
  3. Step 3: Cross multiply
    9,635.32x = 13,275.99 × 6,486.04
  4. Step 4: Simplify right side
    9,635.32x = 86,108,568.99
  5. Step 5: Solve for x
    x = 86,108,568.99/9,635.32
  6. Step 6: Final answer
    x = 8,936.77

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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.