Home / 10,530.38-14,530.92-6,282.74

Finding the Fourth Proportional to 10,530.38, 14,530.92 and 6,282.74

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Solution

The fourth proportional to 10,530.38, 14,530.92 and 6,282.74 is: 8,669.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,530.38 : 14,530.92 = 6,282.74 : x
  2. Step 2: Convert to fraction form
    10,530.38/14,530.92 = 6,282.74/x
  3. Step 3: Cross multiply
    10,530.38x = 14,530.92 × 6,282.74
  4. Step 4: Simplify right side
    10,530.38x = 91,293,992.32
  5. Step 5: Solve for x
    x = 91,293,992.32/10,530.38
  6. Step 6: Final answer
    x = 8,669.58

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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.