Home / 4,947.98-7,422.65-1,827.59

Finding the Fourth Proportional to 4,947.98, 7,422.65 and 1,827.59

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Solution

The fourth proportional to 4,947.98, 7,422.65 and 1,827.59 is: 2,741.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947.98 : 7,422.65 = 1,827.59 : x
  2. Step 2: Convert to fraction form
    4,947.98/7,422.65 = 1,827.59/x
  3. Step 3: Cross multiply
    4,947.98x = 7,422.65 × 1,827.59
  4. Step 4: Simplify right side
    4,947.98x = 13,565,560.91
  5. Step 5: Solve for x
    x = 13,565,560.91/4,947.98
  6. Step 6: Final answer
    x = 2,741.64

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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.