Home / 9,427.40-14,141.10-9,208.70

Finding the Fourth Proportional to 9,427.40, 14,141.10 and 9,208.70

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Solution

The fourth proportional to 9,427.40, 14,141.10 and 9,208.70 is: 13,813.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,427.40 : 14,141.10 = 9,208.70 : x
  2. Step 2: Convert to fraction form
    9,427.40/14,141.10 = 9,208.70/x
  3. Step 3: Cross multiply
    9,427.40x = 14,141.10 × 9,208.70
  4. Step 4: Simplify right side
    9,427.40x = 130,221,147.57
  5. Step 5: Solve for x
    x = 130,221,147.57/9,427.40
  6. Step 6: Final answer
    x = 13,813.05

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.