Home / 7,073.06-10,609.65-1,878.93

Finding the Fourth Proportional to 7,073.06, 10,609.65 and 1,878.93

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Solution

The fourth proportional to 7,073.06, 10,609.65 and 1,878.93 is: 2,818.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,073.06 : 10,609.65 = 1,878.93 : x
  2. Step 2: Convert to fraction form
    7,073.06/10,609.65 = 1,878.93/x
  3. Step 3: Cross multiply
    7,073.06x = 10,609.65 × 1,878.93
  4. Step 4: Simplify right side
    7,073.06x = 19,934,789.67
  5. Step 5: Solve for x
    x = 19,934,789.67/7,073.06
  6. Step 6: Final answer
    x = 2,818.41

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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.