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Finding the Fourth Proportional to 12,597.34, 18,891.23 and 3,710.23

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Solution

The fourth proportional to 12,597.34, 18,891.23 and 3,710.23 is: 5,563.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,597.34 : 18,891.23 = 3,710.23 : x
  2. Step 2: Convert to fraction form
    12,597.34/18,891.23 = 3,710.23/x
  3. Step 3: Cross multiply
    12,597.34x = 18,891.23 × 3,710.23
  4. Step 4: Simplify right side
    12,597.34x = 70,090,808.28
  5. Step 5: Solve for x
    x = 70,090,808.28/12,597.34
  6. Step 6: Final answer
    x = 5,563.94

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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.