Home / 8,357.18-11,532.41-4,579.60

Finding the Fourth Proportional to 8,357.18, 11,532.41 and 4,579.60

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Solution

The fourth proportional to 8,357.18, 11,532.41 and 4,579.60 is: 6,319.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,357.18 : 11,532.41 = 4,579.60 : x
  2. Step 2: Convert to fraction form
    8,357.18/11,532.41 = 4,579.60/x
  3. Step 3: Cross multiply
    8,357.18x = 11,532.41 × 4,579.60
  4. Step 4: Simplify right side
    8,357.18x = 52,813,773.11
  5. Step 5: Solve for x
    x = 52,813,773.11/8,357.18
  6. Step 6: Final answer
    x = 6,319.57

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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.