Home / 3,527.55-5,280.94-2,607.21

Finding the Fourth Proportional to 3,527.55, 5,280.94 and 2,607.21

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Solution

The fourth proportional to 3,527.55, 5,280.94 and 2,607.21 is: 3,903.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,527.55 : 5,280.94 = 2,607.21 : x
  2. Step 2: Convert to fraction form
    3,527.55/5,280.94 = 2,607.21/x
  3. Step 3: Cross multiply
    3,527.55x = 5,280.94 × 2,607.21
  4. Step 4: Simplify right side
    3,527.55x = 13,768,539.30
  5. Step 5: Solve for x
    x = 13,768,539.30/3,527.55
  6. Step 6: Final answer
    x = 3,903.14

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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.