Home / 4,857.81-6,702.23-2,761.53

Finding the Fourth Proportional to 4,857.81, 6,702.23 and 2,761.53

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Solution

The fourth proportional to 4,857.81, 6,702.23 and 2,761.53 is: 3,810.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857.81 : 6,702.23 = 2,761.53 : x
  2. Step 2: Convert to fraction form
    4,857.81/6,702.23 = 2,761.53/x
  3. Step 3: Cross multiply
    4,857.81x = 6,702.23 × 2,761.53
  4. Step 4: Simplify right side
    4,857.81x = 18,508,395.40
  5. Step 5: Solve for x
    x = 18,508,395.40/4,857.81
  6. Step 6: Final answer
    x = 3,810.03

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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.