Home / 5,258.12-7,887.09-1,562.85

Finding the Fourth Proportional to 5,258.12, 7,887.09 and 1,562.85

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Solution

The fourth proportional to 5,258.12, 7,887.09 and 1,562.85 is: 2,344.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258.12 : 7,887.09 = 1,562.85 : x
  2. Step 2: Convert to fraction form
    5,258.12/7,887.09 = 1,562.85/x
  3. Step 3: Cross multiply
    5,258.12x = 7,887.09 × 1,562.85
  4. Step 4: Simplify right side
    5,258.12x = 12,326,338.61
  5. Step 5: Solve for x
    x = 12,326,338.61/5,258.12
  6. Step 6: Final answer
    x = 2,344.25

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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.