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Finding the Fourth Proportional to 7,673.58, 10,589.31 and 4,316.58

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Solution

The fourth proportional to 7,673.58, 10,589.31 and 4,316.58 is: 5,956.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,673.58 : 10,589.31 = 4,316.58 : x
  2. Step 2: Convert to fraction form
    7,673.58/10,589.31 = 4,316.58/x
  3. Step 3: Cross multiply
    7,673.58x = 10,589.31 × 4,316.58
  4. Step 4: Simplify right side
    7,673.58x = 45,709,603.76
  5. Step 5: Solve for x
    x = 45,709,603.76/7,673.58
  6. Step 6: Final answer
    x = 5,956.75

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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.