Home / 5,514.63-7,610.19-3,030.63

Finding the Fourth Proportional to 5,514.63, 7,610.19 and 3,030.63

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Solution

The fourth proportional to 5,514.63, 7,610.19 and 3,030.63 is: 4,182.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514.63 : 7,610.19 = 3,030.63 : x
  2. Step 2: Convert to fraction form
    5,514.63/7,610.19 = 3,030.63/x
  3. Step 3: Cross multiply
    5,514.63x = 7,610.19 × 3,030.63
  4. Step 4: Simplify right side
    5,514.63x = 23,063,670.12
  5. Step 5: Solve for x
    x = 23,063,670.12/5,514.63
  6. Step 6: Final answer
    x = 4,182.27

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.