Home / 4,817.38-6,648.58-2,721.50

Finding the Fourth Proportional to 4,817.38, 6,648.58 and 2,721.50

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Solution

The fourth proportional to 4,817.38, 6,648.58 and 2,721.50 is: 3,756.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817.38 : 6,648.58 = 2,721.50 : x
  2. Step 2: Convert to fraction form
    4,817.38/6,648.58 = 2,721.50/x
  3. Step 3: Cross multiply
    4,817.38x = 6,648.58 × 2,721.50
  4. Step 4: Simplify right side
    4,817.38x = 18,094,110.47
  5. Step 5: Solve for x
    x = 18,094,110.47/4,817.38
  6. Step 6: Final answer
    x = 3,756.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.