Home / 9,264.27-12,784.65-5,286.63

Finding the Fourth Proportional to 9,264.27, 12,784.65 and 5,286.63

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Solution

The fourth proportional to 9,264.27, 12,784.65 and 5,286.63 is: 7,295.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,264.27 : 12,784.65 = 5,286.63 : x
  2. Step 2: Convert to fraction form
    9,264.27/12,784.65 = 5,286.63/x
  3. Step 3: Cross multiply
    9,264.27x = 12,784.65 × 5,286.63
  4. Step 4: Simplify right side
    9,264.27x = 67,587,714.23
  5. Step 5: Solve for x
    x = 67,587,714.23/9,264.27
  6. Step 6: Final answer
    x = 7,295.53

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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.