Home / 4,840.05-7,260.08-1,330.11

Finding the Fourth Proportional to 4,840.05, 7,260.08 and 1,330.11

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Solution

The fourth proportional to 4,840.05, 7,260.08 and 1,330.11 is: 1,995.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,840.05 : 7,260.08 = 1,330.11 : x
  2. Step 2: Convert to fraction form
    4,840.05/7,260.08 = 1,330.11/x
  3. Step 3: Cross multiply
    4,840.05x = 7,260.08 × 1,330.11
  4. Step 4: Simplify right side
    4,840.05x = 9,656,705.01
  5. Step 5: Solve for x
    x = 9,656,705.01/4,840.05
  6. Step 6: Final answer
    x = 1,995.17

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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.