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Finding the Fourth Proportional to 6,347.13, 8,750.03 and 4,665.57

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Solution

The fourth proportional to 6,347.13, 8,750.03 and 4,665.57 is: 6,431.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,347.13 : 8,750.03 = 4,665.57 : x
  2. Step 2: Convert to fraction form
    6,347.13/8,750.03 = 4,665.57/x
  3. Step 3: Cross multiply
    6,347.13x = 8,750.03 × 4,665.57
  4. Step 4: Simplify right side
    6,347.13x = 40,823,854.14
  5. Step 5: Solve for x
    x = 40,823,854.14/6,347.13
  6. Step 6: Final answer
    x = 6,431.86

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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.