Home / 7,412.96-11,120.76-2,483.10

Finding the Fourth Proportional to 7,412.96, 11,120.76 and 2,483.10

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Solution

The fourth proportional to 7,412.96, 11,120.76 and 2,483.10 is: 3,725.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,412.96 : 11,120.76 = 2,483.10 : x
  2. Step 2: Convert to fraction form
    7,412.96/11,120.76 = 2,483.10/x
  3. Step 3: Cross multiply
    7,412.96x = 11,120.76 × 2,483.10
  4. Step 4: Simplify right side
    7,412.96x = 27,613,959.16
  5. Step 5: Solve for x
    x = 27,613,959.16/7,412.96
  6. Step 6: Final answer
    x = 3,725.09

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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.