Home / 7,585.16-11,377.80-2,655.56

Finding the Fourth Proportional to 7,585.16, 11,377.80 and 2,655.56

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Solution

The fourth proportional to 7,585.16, 11,377.80 and 2,655.56 is: 3,983.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,585.16 : 11,377.80 = 2,655.56 : x
  2. Step 2: Convert to fraction form
    7,585.16/11,377.80 = 2,655.56/x
  3. Step 3: Cross multiply
    7,585.16x = 11,377.80 × 2,655.56
  4. Step 4: Simplify right side
    7,585.16x = 30,214,430.57
  5. Step 5: Solve for x
    x = 30,214,430.57/7,585.16
  6. Step 6: Final answer
    x = 3,983.36

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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.