Home / 4,814.96-7,222.41-1,528.31

Finding the Fourth Proportional to 4,814.96, 7,222.41 and 1,528.31

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Solution

The fourth proportional to 4,814.96, 7,222.41 and 1,528.31 is: 2,292.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.96 : 7,222.41 = 1,528.31 : x
  2. Step 2: Convert to fraction form
    4,814.96/7,222.41 = 1,528.31/x
  3. Step 3: Cross multiply
    4,814.96x = 7,222.41 × 1,528.31
  4. Step 4: Simplify right side
    4,814.96x = 11,038,051.05
  5. Step 5: Solve for x
    x = 11,038,051.05/4,814.96
  6. Step 6: Final answer
    x = 2,292.45

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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.