Home / 2,307.24-3,460.10-920.16

Finding the Fourth Proportional to 2,307.24, 3,460.10 and 920.16

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Solution

The fourth proportional to 2,307.24, 3,460.10 and 920.16 is: 1,379.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,307.24 : 3,460.10 = 920.16 : x
  2. Step 2: Convert to fraction form
    2,307.24/3,460.10 = 920.16/x
  3. Step 3: Cross multiply
    2,307.24x = 3,460.10 × 920.16
  4. Step 4: Simplify right side
    2,307.24x = 3,183,845.62
  5. Step 5: Solve for x
    x = 3,183,845.62/2,307.24
  6. Step 6: Final answer
    x = 1,379.94

Related Problems

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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.