Home / 5,152.56-7,108.68-3,264.32

Finding the Fourth Proportional to 5,152.56, 7,108.68 and 3,264.32

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Solution

The fourth proportional to 5,152.56, 7,108.68 and 3,264.32 is: 4,503.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,152.56 : 7,108.68 = 3,264.32 : x
  2. Step 2: Convert to fraction form
    5,152.56/7,108.68 = 3,264.32/x
  3. Step 3: Cross multiply
    5,152.56x = 7,108.68 × 3,264.32
  4. Step 4: Simplify right side
    5,152.56x = 23,205,006.30
  5. Step 5: Solve for x
    x = 23,205,006.30/5,152.56
  6. Step 6: Final answer
    x = 4,503.59

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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.