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Finding the Fourth Proportional to 6,347.58, 9,522.99 and 1,905.24

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Solution

The fourth proportional to 6,347.58, 9,522.99 and 1,905.24 is: 2,858.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,347.58 : 9,522.99 = 1,905.24 : x
  2. Step 2: Convert to fraction form
    6,347.58/9,522.99 = 1,905.24/x
  3. Step 3: Cross multiply
    6,347.58x = 9,522.99 × 1,905.24
  4. Step 4: Simplify right side
    6,347.58x = 18,143,581.47
  5. Step 5: Solve for x
    x = 18,143,581.47/6,347.58
  6. Step 6: Final answer
    x = 2,858.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.