Home / 9,200.40-13,808.70-7,353.60

Finding the Fourth Proportional to 9,200.40, 13,808.70 and 7,353.60

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Solution

The fourth proportional to 9,200.40, 13,808.70 and 7,353.60 is: 11,036.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,200.40 : 13,808.70 = 7,353.60 : x
  2. Step 2: Convert to fraction form
    9,200.40/13,808.70 = 7,353.60/x
  3. Step 3: Cross multiply
    9,200.40x = 13,808.70 × 7,353.60
  4. Step 4: Simplify right side
    9,200.40x = 101,543,656.32
  5. Step 5: Solve for x
    x = 101,543,656.32/9,200.40
  6. Step 6: Final answer
    x = 11,036.87

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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.