Home / 11,210.42-15,466.67-7,234.17

Finding the Fourth Proportional to 11,210.42, 15,466.67 and 7,234.17

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Solution

The fourth proportional to 11,210.42, 15,466.67 and 7,234.17 is: 9,980.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,210.42 : 15,466.67 = 7,234.17 : x
  2. Step 2: Convert to fraction form
    11,210.42/15,466.67 = 7,234.17/x
  3. Step 3: Cross multiply
    11,210.42x = 15,466.67 × 7,234.17
  4. Step 4: Simplify right side
    11,210.42x = 111,888,520.11
  5. Step 5: Solve for x
    x = 111,888,520.11/11,210.42
  6. Step 6: Final answer
    x = 9,980.76

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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.