Home / 2,424.84-3,346.28-1,376.88

Finding the Fourth Proportional to 2,424.84, 3,346.28 and 1,376.88

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Solution

The fourth proportional to 2,424.84, 3,346.28 and 1,376.88 is: 1,900.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,424.84 : 3,346.28 = 1,376.88 : x
  2. Step 2: Convert to fraction form
    2,424.84/3,346.28 = 1,376.88/x
  3. Step 3: Cross multiply
    2,424.84x = 3,346.28 × 1,376.88
  4. Step 4: Simplify right side
    2,424.84x = 4,607,426.01
  5. Step 5: Solve for x
    x = 4,607,426.01/2,424.84
  6. Step 6: Final answer
    x = 1,900.09

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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.