Home / 8,155.60-11,257.40-4,798.24

Finding the Fourth Proportional to 8,155.60, 11,257.40 and 4,798.24

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Solution

The fourth proportional to 8,155.60, 11,257.40 and 4,798.24 is: 6,623.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,155.60 : 11,257.40 = 4,798.24 : x
  2. Step 2: Convert to fraction form
    8,155.60/11,257.40 = 4,798.24/x
  3. Step 3: Cross multiply
    8,155.60x = 11,257.40 × 4,798.24
  4. Step 4: Simplify right side
    8,155.60x = 54,015,706.98
  5. Step 5: Solve for x
    x = 54,015,706.98/8,155.60
  6. Step 6: Final answer
    x = 6,623.14

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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.