Home / 10,153.09-14,012.85-6,175.45

Finding the Fourth Proportional to 10,153.09, 14,012.85 and 6,175.45

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Solution

The fourth proportional to 10,153.09, 14,012.85 and 6,175.45 is: 8,523.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,153.09 : 14,012.85 = 6,175.45 : x
  2. Step 2: Convert to fraction form
    10,153.09/14,012.85 = 6,175.45/x
  3. Step 3: Cross multiply
    10,153.09x = 14,012.85 × 6,175.45
  4. Step 4: Simplify right side
    10,153.09x = 86,535,654.53
  5. Step 5: Solve for x
    x = 86,535,654.53/10,153.09
  6. Step 6: Final answer
    x = 8,523.09

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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.