Home / 5,423.24-8,134.98-1,527.56

Finding the Fourth Proportional to 5,423.24, 8,134.98 and 1,527.56

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Solution

The fourth proportional to 5,423.24, 8,134.98 and 1,527.56 is: 2,291.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423.24 : 8,134.98 = 1,527.56 : x
  2. Step 2: Convert to fraction form
    5,423.24/8,134.98 = 1,527.56/x
  3. Step 3: Cross multiply
    5,423.24x = 8,134.98 × 1,527.56
  4. Step 4: Simplify right side
    5,423.24x = 12,426,670.05
  5. Step 5: Solve for x
    x = 12,426,670.05/5,423.24
  6. Step 6: Final answer
    x = 2,291.37

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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.