Home / 10,284.31-14,192.29-5,809.51

Finding the Fourth Proportional to 10,284.31, 14,192.29 and 5,809.51

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Solution

The fourth proportional to 10,284.31, 14,192.29 and 5,809.51 is: 8,017.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,284.31 : 14,192.29 = 5,809.51 : x
  2. Step 2: Convert to fraction form
    10,284.31/14,192.29 = 5,809.51/x
  3. Step 3: Cross multiply
    10,284.31x = 14,192.29 × 5,809.51
  4. Step 4: Simplify right side
    10,284.31x = 82,450,250.68
  5. Step 5: Solve for x
    x = 82,450,250.68/10,284.31
  6. Step 6: Final answer
    x = 8,017.09

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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.