Home / 7,369.40-11,054.10-5,498.30

Finding the Fourth Proportional to 7,369.40, 11,054.10 and 5,498.30

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Solution

The fourth proportional to 7,369.40, 11,054.10 and 5,498.30 is: 8,247.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,369.40 : 11,054.10 = 5,498.30 : x
  2. Step 2: Convert to fraction form
    7,369.40/11,054.10 = 5,498.30/x
  3. Step 3: Cross multiply
    7,369.40x = 11,054.10 × 5,498.30
  4. Step 4: Simplify right side
    7,369.40x = 60,778,758.03
  5. Step 5: Solve for x
    x = 60,778,758.03/7,369.40
  6. Step 6: Final answer
    x = 8,247.45

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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.