Home / 9,055.36-12,496.92-6,813.24

Finding the Fourth Proportional to 9,055.36, 12,496.92 and 6,813.24

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Solution

The fourth proportional to 9,055.36, 12,496.92 and 6,813.24 is: 9,402.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,055.36 : 12,496.92 = 6,813.24 : x
  2. Step 2: Convert to fraction form
    9,055.36/12,496.92 = 6,813.24/x
  3. Step 3: Cross multiply
    9,055.36x = 12,496.92 × 6,813.24
  4. Step 4: Simplify right side
    9,055.36x = 85,144,515.22
  5. Step 5: Solve for x
    x = 85,144,515.22/9,055.36
  6. Step 6: Final answer
    x = 9,402.66

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Half scale
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Double scale
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Similar ratio
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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.