Home / 4,842.10-7,259.55-2,653.30

Finding the Fourth Proportional to 4,842.10, 7,259.55 and 2,653.30

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Solution

The fourth proportional to 4,842.10, 7,259.55 and 2,653.30 is: 3,977.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,842.10 : 7,259.55 = 2,653.30 : x
  2. Step 2: Convert to fraction form
    4,842.10/7,259.55 = 2,653.30/x
  3. Step 3: Cross multiply
    4,842.10x = 7,259.55 × 2,653.30
  4. Step 4: Simplify right side
    4,842.10x = 19,261,764.02
  5. Step 5: Solve for x
    x = 19,261,764.02/4,842.10
  6. Step 6: Final answer
    x = 3,977.98

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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.