Home / 4,830.31-7,244.78-1,542.98

Finding the Fourth Proportional to 4,830.31, 7,244.78 and 1,542.98

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Solution

The fourth proportional to 4,830.31, 7,244.78 and 1,542.98 is: 2,314.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.31 : 7,244.78 = 1,542.98 : x
  2. Step 2: Convert to fraction form
    4,830.31/7,244.78 = 1,542.98/x
  3. Step 3: Cross multiply
    4,830.31x = 7,244.78 × 1,542.98
  4. Step 4: Simplify right side
    4,830.31x = 11,178,550.64
  5. Step 5: Solve for x
    x = 11,178,550.64/4,830.31
  6. Step 6: Final answer
    x = 2,314.25

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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.