Home / 11,166.11-15,409.16-6,130.41

Finding the Fourth Proportional to 11,166.11, 15,409.16 and 6,130.41

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Solution

The fourth proportional to 11,166.11, 15,409.16 and 6,130.41 is: 8,459.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,166.11 : 15,409.16 = 6,130.41 : x
  2. Step 2: Convert to fraction form
    11,166.11/15,409.16 = 6,130.41/x
  3. Step 3: Cross multiply
    11,166.11x = 15,409.16 × 6,130.41
  4. Step 4: Simplify right side
    11,166.11x = 94,464,468.56
  5. Step 5: Solve for x
    x = 94,464,468.56/11,166.11
  6. Step 6: Final answer
    x = 8,459.93

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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.