Home / 5,504.64-8,256.96-2,385.60

Finding the Fourth Proportional to 5,504.64, 8,256.96 and 2,385.60

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Solution

The fourth proportional to 5,504.64, 8,256.96 and 2,385.60 is: 3,578.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,504.64 : 8,256.96 = 2,385.60 : x
  2. Step 2: Convert to fraction form
    5,504.64/8,256.96 = 2,385.60/x
  3. Step 3: Cross multiply
    5,504.64x = 8,256.96 × 2,385.60
  4. Step 4: Simplify right side
    5,504.64x = 19,697,803.78
  5. Step 5: Solve for x
    x = 19,697,803.78/5,504.64
  6. Step 6: Final answer
    x = 3,578.40

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Similar ratio
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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.