Home / 4,543.98-6,814.89-1,256.70

Finding the Fourth Proportional to 4,543.98, 6,814.89 and 1,256.70

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Solution

The fourth proportional to 4,543.98, 6,814.89 and 1,256.70 is: 1,884.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,543.98 : 6,814.89 = 1,256.70 : x
  2. Step 2: Convert to fraction form
    4,543.98/6,814.89 = 1,256.70/x
  3. Step 3: Cross multiply
    4,543.98x = 6,814.89 × 1,256.70
  4. Step 4: Simplify right side
    4,543.98x = 8,564,272.26
  5. Step 5: Solve for x
    x = 8,564,272.26/4,543.98
  6. Step 6: Final answer
    x = 1,884.75

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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.