Home / 4,814.46-7,222.47-1,527.31

Finding the Fourth Proportional to 4,814.46, 7,222.47 and 1,527.31

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Solution

The fourth proportional to 4,814.46, 7,222.47 and 1,527.31 is: 2,291.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.46 : 7,222.47 = 1,527.31 : x
  2. Step 2: Convert to fraction form
    4,814.46/7,222.47 = 1,527.31/x
  3. Step 3: Cross multiply
    4,814.46x = 7,222.47 × 1,527.31
  4. Step 4: Simplify right side
    4,814.46x = 11,030,913.33
  5. Step 5: Solve for x
    x = 11,030,913.33/4,814.46
  6. Step 6: Final answer
    x = 2,291.20

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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.