Home / 10,127.03-13,975.34-6,145.47

Finding the Fourth Proportional to 10,127.03, 13,975.34 and 6,145.47

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Solution

The fourth proportional to 10,127.03, 13,975.34 and 6,145.47 is: 8,480.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,127.03 : 13,975.34 = 6,145.47 : x
  2. Step 2: Convert to fraction form
    10,127.03/13,975.34 = 6,145.47/x
  3. Step 3: Cross multiply
    10,127.03x = 13,975.34 × 6,145.47
  4. Step 4: Simplify right side
    10,127.03x = 85,885,001.98
  5. Step 5: Solve for x
    x = 85,885,001.98/10,127.03
  6. Step 6: Final answer
    x = 8,480.77

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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.