Home / 2,437.84-3,363.96-1,443.20

Finding the Fourth Proportional to 2,437.84, 3,363.96 and 1,443.20

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Solution

The fourth proportional to 2,437.84, 3,363.96 and 1,443.20 is: 1,991.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,437.84 : 3,363.96 = 1,443.20 : x
  2. Step 2: Convert to fraction form
    2,437.84/3,363.96 = 1,443.20/x
  3. Step 3: Cross multiply
    2,437.84x = 3,363.96 × 1,443.20
  4. Step 4: Simplify right side
    2,437.84x = 4,854,867.07
  5. Step 5: Solve for x
    x = 4,854,867.07/2,437.84
  6. Step 6: Final answer
    x = 1,991.46

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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.