Home / 8,533.20-12,801.12-3,602.40

Finding the Fourth Proportional to 8,533.20, 12,801.12 and 3,602.40

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Solution

The fourth proportional to 8,533.20, 12,801.12 and 3,602.40 is: 5,404.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,533.20 : 12,801.12 = 3,602.40 : x
  2. Step 2: Convert to fraction form
    8,533.20/12,801.12 = 3,602.40/x
  3. Step 3: Cross multiply
    8,533.20x = 12,801.12 × 3,602.40
  4. Step 4: Simplify right side
    8,533.20x = 46,114,754.69
  5. Step 5: Solve for x
    x = 46,114,754.69/8,533.20
  6. Step 6: Final answer
    x = 5,404.16

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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.