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Finding the Fourth Proportional to 5,850.64, 8,776.20 and 1,955.08

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Solution

The fourth proportional to 5,850.64, 8,776.20 and 1,955.08 is: 2,932.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,850.64 : 8,776.20 = 1,955.08 : x
  2. Step 2: Convert to fraction form
    5,850.64/8,776.20 = 1,955.08/x
  3. Step 3: Cross multiply
    5,850.64x = 8,776.20 × 1,955.08
  4. Step 4: Simplify right side
    5,850.64x = 17,158,173.10
  5. Step 5: Solve for x
    x = 17,158,173.10/5,850.64
  6. Step 6: Final answer
    x = 2,932.70

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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.