Home / 10,528.42-14,528.82-6,335.86

Finding the Fourth Proportional to 10,528.42, 14,528.82 and 6,335.86

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Solution

The fourth proportional to 10,528.42, 14,528.82 and 6,335.86 is: 8,743.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,528.42 : 14,528.82 = 6,335.86 : x
  2. Step 2: Convert to fraction form
    10,528.42/14,528.82 = 6,335.86/x
  3. Step 3: Cross multiply
    10,528.42x = 14,528.82 × 6,335.86
  4. Step 4: Simplify right side
    10,528.42x = 92,052,569.49
  5. Step 5: Solve for x
    x = 92,052,569.49/10,528.42
  6. Step 6: Final answer
    x = 8,743.25

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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.