Home / 4,543.38-6,813.81-1,256.22

Finding the Fourth Proportional to 4,543.38, 6,813.81 and 1,256.22

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Solution

The fourth proportional to 4,543.38, 6,813.81 and 1,256.22 is: 1,883.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,543.38 : 6,813.81 = 1,256.22 : x
  2. Step 2: Convert to fraction form
    4,543.38/6,813.81 = 1,256.22/x
  3. Step 3: Cross multiply
    4,543.38x = 6,813.81 × 1,256.22
  4. Step 4: Simplify right side
    4,543.38x = 8,559,644.40
  5. Step 5: Solve for x
    x = 8,559,644.40/4,543.38
  6. Step 6: Final answer
    x = 1,883.98

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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.