Home / 5,458.16-8,187.52-1,563.14

Finding the Fourth Proportional to 5,458.16, 8,187.52 and 1,563.14

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Solution

The fourth proportional to 5,458.16, 8,187.52 and 1,563.14 is: 2,344.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,458.16 : 8,187.52 = 1,563.14 : x
  2. Step 2: Convert to fraction form
    5,458.16/8,187.52 = 1,563.14/x
  3. Step 3: Cross multiply
    5,458.16x = 8,187.52 × 1,563.14
  4. Step 4: Simplify right side
    5,458.16x = 12,798,240.01
  5. Step 5: Solve for x
    x = 12,798,240.01/5,458.16
  6. Step 6: Final answer
    x = 2,344.79

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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.