Home / 7,070.56-10,606.04-1,876.44

Finding the Fourth Proportional to 7,070.56, 10,606.04 and 1,876.44

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Solution

The fourth proportional to 7,070.56, 10,606.04 and 1,876.44 is: 2,814.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,070.56 : 10,606.04 = 1,876.44 : x
  2. Step 2: Convert to fraction form
    7,070.56/10,606.04 = 1,876.44/x
  3. Step 3: Cross multiply
    7,070.56x = 10,606.04 × 1,876.44
  4. Step 4: Simplify right side
    7,070.56x = 19,901,597.70
  5. Step 5: Solve for x
    x = 19,901,597.70/7,070.56
  6. Step 6: Final answer
    x = 2,814.71

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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.