Home / 2,424.84-3,345.40-1,376.29

Finding the Fourth Proportional to 2,424.84, 3,345.40 and 1,376.29

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Solution

The fourth proportional to 2,424.84, 3,345.40 and 1,376.29 is: 1,898.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,424.84 : 3,345.40 = 1,376.29 : x
  2. Step 2: Convert to fraction form
    2,424.84/3,345.40 = 1,376.29/x
  3. Step 3: Cross multiply
    2,424.84x = 3,345.40 × 1,376.29
  4. Step 4: Simplify right side
    2,424.84x = 4,604,240.57
  5. Step 5: Solve for x
    x = 4,604,240.57/2,424.84
  6. Step 6: Final answer
    x = 1,898.78

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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.