Home / 9,455.49-14,185.31-2,881.51

Finding the Fourth Proportional to 9,455.49, 14,185.31 and 2,881.51

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Solution

The fourth proportional to 9,455.49, 14,185.31 and 2,881.51 is: 4,322.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,455.49 : 14,185.31 = 2,881.51 : x
  2. Step 2: Convert to fraction form
    9,455.49/14,185.31 = 2,881.51/x
  3. Step 3: Cross multiply
    9,455.49x = 14,185.31 × 2,881.51
  4. Step 4: Simplify right side
    9,455.49x = 40,875,062.75
  5. Step 5: Solve for x
    x = 40,875,062.75/9,455.49
  6. Step 6: Final answer
    x = 4,322.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.