Home / 10,148.74-14,006.80-6,169.09

Finding the Fourth Proportional to 10,148.74, 14,006.80 and 6,169.09

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Solution

The fourth proportional to 10,148.74, 14,006.80 and 6,169.09 is: 8,514.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,148.74 : 14,006.80 = 6,169.09 : x
  2. Step 2: Convert to fraction form
    10,148.74/14,006.80 = 6,169.09/x
  3. Step 3: Cross multiply
    10,148.74x = 14,006.80 × 6,169.09
  4. Step 4: Simplify right side
    10,148.74x = 86,409,152.02
  5. Step 5: Solve for x
    x = 86,409,152.02/10,148.74
  6. Step 6: Final answer
    x = 8,514.27

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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.