Home / 5,460.28-8,188.54-1,563.64

Finding the Fourth Proportional to 5,460.28, 8,188.54 and 1,563.64

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Solution

The fourth proportional to 5,460.28, 8,188.54 and 1,563.64 is: 2,344.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460.28 : 8,188.54 = 1,563.64 : x
  2. Step 2: Convert to fraction form
    5,460.28/8,188.54 = 1,563.64/x
  3. Step 3: Cross multiply
    5,460.28x = 8,188.54 × 1,563.64
  4. Step 4: Simplify right side
    5,460.28x = 12,803,928.69
  5. Step 5: Solve for x
    x = 12,803,928.69/5,460.28
  6. Step 6: Final answer
    x = 2,344.92

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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.