Home / 7,341.11-11,010.76-3,126.06

Finding the Fourth Proportional to 7,341.11, 11,010.76 and 3,126.06

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Solution

The fourth proportional to 7,341.11, 11,010.76 and 3,126.06 is: 4,688.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341.11 : 11,010.76 = 3,126.06 : x
  2. Step 2: Convert to fraction form
    7,341.11/11,010.76 = 3,126.06/x
  3. Step 3: Cross multiply
    7,341.11x = 11,010.76 × 3,126.06
  4. Step 4: Simplify right side
    7,341.11x = 34,420,296.41
  5. Step 5: Solve for x
    x = 34,420,296.41/7,341.11
  6. Step 6: Final answer
    x = 4,688.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.