Home / 2,417.94-3,339.81-2,102.58

Finding the Fourth Proportional to 2,417.94, 3,339.81 and 2,102.58

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Solution

The fourth proportional to 2,417.94, 3,339.81 and 2,102.58 is: 2,904.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,417.94 : 3,339.81 = 2,102.58 : x
  2. Step 2: Convert to fraction form
    2,417.94/3,339.81 = 2,102.58/x
  3. Step 3: Cross multiply
    2,417.94x = 3,339.81 × 2,102.58
  4. Step 4: Simplify right side
    2,417.94x = 7,022,217.71
  5. Step 5: Solve for x
    x = 7,022,217.71/2,417.94
  6. Step 6: Final answer
    x = 2,904.22

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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.