Home / 10,284.39-15,427.44-4,665.51

Finding the Fourth Proportional to 10,284.39, 15,427.44 and 4,665.51

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Solution

The fourth proportional to 10,284.39, 15,427.44 and 4,665.51 is: 6,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,284.39 : 15,427.44 = 4,665.51 : x
  2. Step 2: Convert to fraction form
    10,284.39/15,427.44 = 4,665.51/x
  3. Step 3: Cross multiply
    10,284.39x = 15,427.44 × 4,665.51
  4. Step 4: Simplify right side
    10,284.39x = 71,976,875.59
  5. Step 5: Solve for x
    x = 71,976,875.59/10,284.39
  6. Step 6: Final answer
    x = 6,998.65

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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.