Home / 2,430.06-3,642.21-1,332.42

Finding the Fourth Proportional to 2,430.06, 3,642.21 and 1,332.42

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Solution

The fourth proportional to 2,430.06, 3,642.21 and 1,332.42 is: 1,997.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430.06 : 3,642.21 = 1,332.42 : x
  2. Step 2: Convert to fraction form
    2,430.06/3,642.21 = 1,332.42/x
  3. Step 3: Cross multiply
    2,430.06x = 3,642.21 × 1,332.42
  4. Step 4: Simplify right side
    2,430.06x = 4,852,953.45
  5. Step 5: Solve for x
    x = 4,852,953.45/2,430.06
  6. Step 6: Final answer
    x = 1,997.05

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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.