Home / 7,360.74-11,042.20-2,430.90

Finding the Fourth Proportional to 7,360.74, 11,042.20 and 2,430.90

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Solution

The fourth proportional to 7,360.74, 11,042.20 and 2,430.90 is: 3,646.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.74 : 11,042.20 = 2,430.90 : x
  2. Step 2: Convert to fraction form
    7,360.74/11,042.20 = 2,430.90/x
  3. Step 3: Cross multiply
    7,360.74x = 11,042.20 × 2,430.90
  4. Step 4: Simplify right side
    7,360.74x = 26,842,483.98
  5. Step 5: Solve for x
    x = 26,842,483.98/7,360.74
  6. Step 6: Final answer
    x = 3,646.71

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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.