Home / 10,638.64-15,952.61-6,197.77

Finding the Fourth Proportional to 10,638.64, 15,952.61 and 6,197.77

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Solution

The fourth proportional to 10,638.64, 15,952.61 and 6,197.77 is: 9,293.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,638.64 : 15,952.61 = 6,197.77 : x
  2. Step 2: Convert to fraction form
    10,638.64/15,952.61 = 6,197.77/x
  3. Step 3: Cross multiply
    10,638.64x = 15,952.61 × 6,197.77
  4. Step 4: Simplify right side
    10,638.64x = 98,870,583.29
  5. Step 5: Solve for x
    x = 98,870,583.29/10,638.64
  6. Step 6: Final answer
    x = 9,293.54

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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.