Home / 10,205.51-14,079.97-6,670.76

Finding the Fourth Proportional to 10,205.51, 14,079.97 and 6,670.76

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Solution

The fourth proportional to 10,205.51, 14,079.97 and 6,670.76 is: 9,203.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,205.51 : 14,079.97 = 6,670.76 : x
  2. Step 2: Convert to fraction form
    10,205.51/14,079.97 = 6,670.76/x
  3. Step 3: Cross multiply
    10,205.51x = 14,079.97 × 6,670.76
  4. Step 4: Simplify right side
    10,205.51x = 93,924,100.68
  5. Step 5: Solve for x
    x = 93,924,100.68/10,205.51
  6. Step 6: Final answer
    x = 9,203.27

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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.