Home / 9,867.32-13,617.30-5,675.57

Finding the Fourth Proportional to 9,867.32, 13,617.30 and 5,675.57

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Solution

The fourth proportional to 9,867.32, 13,617.30 and 5,675.57 is: 7,832.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,867.32 : 13,617.30 = 5,675.57 : x
  2. Step 2: Convert to fraction form
    9,867.32/13,617.30 = 5,675.57/x
  3. Step 3: Cross multiply
    9,867.32x = 13,617.30 × 5,675.57
  4. Step 4: Simplify right side
    9,867.32x = 77,285,939.36
  5. Step 5: Solve for x
    x = 77,285,939.36/9,867.32
  6. Step 6: Final answer
    x = 7,832.52

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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.