Home / 10,135.62-13,986.99-5,598.27

Finding the Fourth Proportional to 10,135.62, 13,986.99 and 5,598.27

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Solution

The fourth proportional to 10,135.62, 13,986.99 and 5,598.27 is: 7,725.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,135.62 : 13,986.99 = 5,598.27 : x
  2. Step 2: Convert to fraction form
    10,135.62/13,986.99 = 5,598.27/x
  3. Step 3: Cross multiply
    10,135.62x = 13,986.99 × 5,598.27
  4. Step 4: Simplify right side
    10,135.62x = 78,302,946.51
  5. Step 5: Solve for x
    x = 78,302,946.51/10,135.62
  6. Step 6: Final answer
    x = 7,725.52

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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.