Home / 4,345.90-5,997.65-4,189.07

Finding the Fourth Proportional to 4,345.90, 5,997.65 and 4,189.07

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Solution

The fourth proportional to 4,345.90, 5,997.65 and 4,189.07 is: 5,781.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345.90 : 5,997.65 = 4,189.07 : x
  2. Step 2: Convert to fraction form
    4,345.90/5,997.65 = 4,189.07/x
  3. Step 3: Cross multiply
    4,345.90x = 5,997.65 × 4,189.07
  4. Step 4: Simplify right side
    4,345.90x = 25,124,536.00
  5. Step 5: Solve for x
    x = 25,124,536.00/4,345.90
  6. Step 6: Final answer
    x = 5,781.20

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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.