Home / 10,386.09-15,566.72-6,163.43

Finding the Fourth Proportional to 10,386.09, 15,566.72 and 6,163.43

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Solution

The fourth proportional to 10,386.09, 15,566.72 and 6,163.43 is: 9,237.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,386.09 : 15,566.72 = 6,163.43 : x
  2. Step 2: Convert to fraction form
    10,386.09/15,566.72 = 6,163.43/x
  3. Step 3: Cross multiply
    10,386.09x = 15,566.72 × 6,163.43
  4. Step 4: Simplify right side
    10,386.09x = 95,944,280.40
  5. Step 5: Solve for x
    x = 95,944,280.40/10,386.09
  6. Step 6: Final answer
    x = 9,237.77

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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.