Home / 7,360.68-11,042.40-2,430.54

Finding the Fourth Proportional to 7,360.68, 11,042.40 and 2,430.54

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Solution

The fourth proportional to 7,360.68, 11,042.40 and 2,430.54 is: 3,646.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.68 : 11,042.40 = 2,430.54 : x
  2. Step 2: Convert to fraction form
    7,360.68/11,042.40 = 2,430.54/x
  3. Step 3: Cross multiply
    7,360.68x = 11,042.40 × 2,430.54
  4. Step 4: Simplify right side
    7,360.68x = 26,838,994.90
  5. Step 5: Solve for x
    x = 26,838,994.90/7,360.68
  6. Step 6: Final answer
    x = 3,646.27

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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.