Home / 4,345.77-6,514.56-1,422.03

Finding the Fourth Proportional to 4,345.77, 6,514.56 and 1,422.03

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Solution

The fourth proportional to 4,345.77, 6,514.56 and 1,422.03 is: 2,131.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345.77 : 6,514.56 = 1,422.03 : x
  2. Step 2: Convert to fraction form
    4,345.77/6,514.56 = 1,422.03/x
  3. Step 3: Cross multiply
    4,345.77x = 6,514.56 × 1,422.03
  4. Step 4: Simplify right side
    4,345.77x = 9,263,899.76
  5. Step 5: Solve for x
    x = 9,263,899.76/4,345.77
  6. Step 6: Final answer
    x = 2,131.71

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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.