Home / 5,432.92-7,497.42-3,075.20

Finding the Fourth Proportional to 5,432.92, 7,497.42 and 3,075.20

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Solution

The fourth proportional to 5,432.92, 7,497.42 and 3,075.20 is: 4,243.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432.92 : 7,497.42 = 3,075.20 : x
  2. Step 2: Convert to fraction form
    5,432.92/7,497.42 = 3,075.20/x
  3. Step 3: Cross multiply
    5,432.92x = 7,497.42 × 3,075.20
  4. Step 4: Simplify right side
    5,432.92x = 23,056,065.98
  5. Step 5: Solve for x
    x = 23,056,065.98/5,432.92
  6. Step 6: Final answer
    x = 4,243.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.