Home / 12,549.32-17,317.12-6,883.16

Finding the Fourth Proportional to 12,549.32, 17,317.12 and 6,883.16

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Solution

The fourth proportional to 12,549.32, 17,317.12 and 6,883.16 is: 9,498.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,549.32 : 17,317.12 = 6,883.16 : x
  2. Step 2: Convert to fraction form
    12,549.32/17,317.12 = 6,883.16/x
  3. Step 3: Cross multiply
    12,549.32x = 17,317.12 × 6,883.16
  4. Step 4: Simplify right side
    12,549.32x = 119,196,507.70
  5. Step 5: Solve for x
    x = 119,196,507.70/12,549.32
  6. Step 6: Final answer
    x = 9,498.24

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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.