Home / 10,151.68-14,013.64-6,174.06

Finding the Fourth Proportional to 10,151.68, 14,013.64 and 6,174.06

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Solution

The fourth proportional to 10,151.68, 14,013.64 and 6,174.06 is: 8,522.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,151.68 : 14,013.64 = 6,174.06 : x
  2. Step 2: Convert to fraction form
    10,151.68/14,013.64 = 6,174.06/x
  3. Step 3: Cross multiply
    10,151.68x = 14,013.64 × 6,174.06
  4. Step 4: Simplify right side
    10,151.68x = 86,521,054.18
  5. Step 5: Solve for x
    x = 86,521,054.18/10,151.68
  6. Step 6: Final answer
    x = 8,522.83

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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.