Home / 5,437.78-8,153.38-2,969.18

Finding the Fourth Proportional to 5,437.78, 8,153.38 and 2,969.18

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Solution

The fourth proportional to 5,437.78, 8,153.38 and 2,969.18 is: 4,451.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.78 : 8,153.38 = 2,969.18 : x
  2. Step 2: Convert to fraction form
    5,437.78/8,153.38 = 2,969.18/x
  3. Step 3: Cross multiply
    5,437.78x = 8,153.38 × 2,969.18
  4. Step 4: Simplify right side
    5,437.78x = 24,208,852.83
  5. Step 5: Solve for x
    x = 24,208,852.83/5,437.78
  6. Step 6: Final answer
    x = 4,451.97

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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.