Home / 5,928.12-8,887.64-3,587.54

Finding the Fourth Proportional to 5,928.12, 8,887.64 and 3,587.54

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Solution

The fourth proportional to 5,928.12, 8,887.64 and 3,587.54 is: 5,378.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,928.12 : 8,887.64 = 3,587.54 : x
  2. Step 2: Convert to fraction form
    5,928.12/8,887.64 = 3,587.54/x
  3. Step 3: Cross multiply
    5,928.12x = 8,887.64 × 3,587.54
  4. Step 4: Simplify right side
    5,928.12x = 31,884,701.63
  5. Step 5: Solve for x
    x = 31,884,701.63/5,928.12
  6. Step 6: Final answer
    x = 5,378.55

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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.