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Finding the Fourth Proportional to 6,893.30, 9,507.65 and 4,373.23

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Solution

The fourth proportional to 6,893.30, 9,507.65 and 4,373.23 is: 6,031.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,893.30 : 9,507.65 = 4,373.23 : x
  2. Step 2: Convert to fraction form
    6,893.30/9,507.65 = 4,373.23/x
  3. Step 3: Cross multiply
    6,893.30x = 9,507.65 × 4,373.23
  4. Step 4: Simplify right side
    6,893.30x = 41,579,140.21
  5. Step 5: Solve for x
    x = 41,579,140.21/6,893.30
  6. Step 6: Final answer
    x = 6,031.82

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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.