Home / 8,097.20-12,145.80-4,583.60

Finding the Fourth Proportional to 8,097.20, 12,145.80 and 4,583.60

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Solution

The fourth proportional to 8,097.20, 12,145.80 and 4,583.60 is: 6,875.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,097.20 : 12,145.80 = 4,583.60 : x
  2. Step 2: Convert to fraction form
    8,097.20/12,145.80 = 4,583.60/x
  3. Step 3: Cross multiply
    8,097.20x = 12,145.80 × 4,583.60
  4. Step 4: Simplify right side
    8,097.20x = 55,671,488.88
  5. Step 5: Solve for x
    x = 55,671,488.88/8,097.20
  6. Step 6: Final answer
    x = 6,875.40

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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.