Home / 10,950.77-15,111.69-6,234.14

Finding the Fourth Proportional to 10,950.77, 15,111.69 and 6,234.14

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Solution

The fourth proportional to 10,950.77, 15,111.69 and 6,234.14 is: 8,602.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,950.77 : 15,111.69 = 6,234.14 : x
  2. Step 2: Convert to fraction form
    10,950.77/15,111.69 = 6,234.14/x
  3. Step 3: Cross multiply
    10,950.77x = 15,111.69 × 6,234.14
  4. Step 4: Simplify right side
    10,950.77x = 94,208,391.10
  5. Step 5: Solve for x
    x = 94,208,391.10/10,950.77
  6. Step 6: Final answer
    x = 8,602.90

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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.