Home / 2,527.13-3,487.01-1,408.03

Finding the Fourth Proportional to 2,527.13, 3,487.01 and 1,408.03

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Solution

The fourth proportional to 2,527.13, 3,487.01 and 1,408.03 is: 1,942.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,527.13 : 3,487.01 = 1,408.03 : x
  2. Step 2: Convert to fraction form
    2,527.13/3,487.01 = 1,408.03/x
  3. Step 3: Cross multiply
    2,527.13x = 3,487.01 × 1,408.03
  4. Step 4: Simplify right side
    2,527.13x = 4,909,798.93
  5. Step 5: Solve for x
    x = 4,909,798.93/2,527.13
  6. Step 6: Final answer
    x = 1,942.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.