Home / 10,010.30-13,814.15-5,703.44

Finding the Fourth Proportional to 10,010.30, 13,814.15 and 5,703.44

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Solution

The fourth proportional to 10,010.30, 13,814.15 and 5,703.44 is: 7,870.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,010.30 : 13,814.15 = 5,703.44 : x
  2. Step 2: Convert to fraction form
    10,010.30/13,814.15 = 5,703.44/x
  3. Step 3: Cross multiply
    10,010.30x = 13,814.15 × 5,703.44
  4. Step 4: Simplify right side
    10,010.30x = 78,788,078.09
  5. Step 5: Solve for x
    x = 78,788,078.09/10,010.30
  6. Step 6: Final answer
    x = 7,870.70

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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.