Home / 10,867.44-15,006.26-6,895.60

Finding the Fourth Proportional to 10,867.44, 15,006.26 and 6,895.60

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Solution

The fourth proportional to 10,867.44, 15,006.26 and 6,895.60 is: 9,521.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867.44 : 15,006.26 = 6,895.60 : x
  2. Step 2: Convert to fraction form
    10,867.44/15,006.26 = 6,895.60/x
  3. Step 3: Cross multiply
    10,867.44x = 15,006.26 × 6,895.60
  4. Step 4: Simplify right side
    10,867.44x = 103,477,166.46
  5. Step 5: Solve for x
    x = 103,477,166.46/10,867.44
  6. Step 6: Final answer
    x = 9,521.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.