Home / 2,302.12-3,175.94-1,417.60

Finding the Fourth Proportional to 2,302.12, 3,175.94 and 1,417.60

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Solution

The fourth proportional to 2,302.12, 3,175.94 and 1,417.60 is: 1,955.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,302.12 : 3,175.94 = 1,417.60 : x
  2. Step 2: Convert to fraction form
    2,302.12/3,175.94 = 1,417.60/x
  3. Step 3: Cross multiply
    2,302.12x = 3,175.94 × 1,417.60
  4. Step 4: Simplify right side
    2,302.12x = 4,502,212.54
  5. Step 5: Solve for x
    x = 4,502,212.54/2,302.12
  6. Step 6: Final answer
    x = 1,955.68

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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.