Home / 10,914.41-15,060.98-6,199.40

Finding the Fourth Proportional to 10,914.41, 15,060.98 and 6,199.40

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Solution

The fourth proportional to 10,914.41, 15,060.98 and 6,199.40 is: 8,554.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,914.41 : 15,060.98 = 6,199.40 : x
  2. Step 2: Convert to fraction form
    10,914.41/15,060.98 = 6,199.40/x
  3. Step 3: Cross multiply
    10,914.41x = 15,060.98 × 6,199.40
  4. Step 4: Simplify right side
    10,914.41x = 93,368,933.11
  5. Step 5: Solve for x
    x = 93,368,933.11/10,914.41
  6. Step 6: Final answer
    x = 8,554.65

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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.