Home / 10,853.01-14,975.40-6,136.65

Finding the Fourth Proportional to 10,853.01, 14,975.40 and 6,136.65

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Solution

The fourth proportional to 10,853.01, 14,975.40 and 6,136.65 is: 8,467.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,853.01 : 14,975.40 = 6,136.65 : x
  2. Step 2: Convert to fraction form
    10,853.01/14,975.40 = 6,136.65/x
  3. Step 3: Cross multiply
    10,853.01x = 14,975.40 × 6,136.65
  4. Step 4: Simplify right side
    10,853.01x = 91,898,788.41
  5. Step 5: Solve for x
    x = 91,898,788.41/10,853.01
  6. Step 6: Final answer
    x = 8,467.59

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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.