Home / 2,417.54-3,336.03-1,355.09

Finding the Fourth Proportional to 2,417.54, 3,336.03 and 1,355.09

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Solution

The fourth proportional to 2,417.54, 3,336.03 and 1,355.09 is: 1,869.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,417.54 : 3,336.03 = 1,355.09 : x
  2. Step 2: Convert to fraction form
    2,417.54/3,336.03 = 1,355.09/x
  3. Step 3: Cross multiply
    2,417.54x = 3,336.03 × 1,355.09
  4. Step 4: Simplify right side
    2,417.54x = 4,520,604.21
  5. Step 5: Solve for x
    x = 4,520,604.21/2,417.54
  6. Step 6: Final answer
    x = 1,869.92

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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.