Home / 10,252.94-15,381.81-4,406.30

Finding the Fourth Proportional to 10,252.94, 15,381.81 and 4,406.30

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Solution

The fourth proportional to 10,252.94, 15,381.81 and 4,406.30 is: 6,610.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,252.94 : 15,381.81 = 4,406.30 : x
  2. Step 2: Convert to fraction form
    10,252.94/15,381.81 = 4,406.30/x
  3. Step 3: Cross multiply
    10,252.94x = 15,381.81 × 4,406.30
  4. Step 4: Simplify right side
    10,252.94x = 67,776,869.40
  5. Step 5: Solve for x
    x = 67,776,869.40/10,252.94
  6. Step 6: Final answer
    x = 6,610.48

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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.