Home / 2,412.95-3,330.02-1,350.81

Finding the Fourth Proportional to 2,412.95, 3,330.02 and 1,350.81

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Solution

The fourth proportional to 2,412.95, 3,330.02 and 1,350.81 is: 1,864.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412.95 : 3,330.02 = 1,350.81 : x
  2. Step 2: Convert to fraction form
    2,412.95/3,330.02 = 1,350.81/x
  3. Step 3: Cross multiply
    2,412.95x = 3,330.02 × 1,350.81
  4. Step 4: Simplify right side
    2,412.95x = 4,498,227.69
  5. Step 5: Solve for x
    x = 4,498,227.69/2,412.95
  6. Step 6: Final answer
    x = 1,864.21

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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.