Home / 5,587.47-8,383.15-3,505.01

Finding the Fourth Proportional to 5,587.47, 8,383.15 and 3,505.01

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Solution

The fourth proportional to 5,587.47, 8,383.15 and 3,505.01 is: 5,258.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.47 : 8,383.15 = 3,505.01 : x
  2. Step 2: Convert to fraction form
    5,587.47/8,383.15 = 3,505.01/x
  3. Step 3: Cross multiply
    5,587.47x = 8,383.15 × 3,505.01
  4. Step 4: Simplify right side
    5,587.47x = 29,383,024.58
  5. Step 5: Solve for x
    x = 29,383,024.58/5,587.47
  6. Step 6: Final answer
    x = 5,258.74

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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.