Home / 10,238.29-14,128.58-6,701.42

Finding the Fourth Proportional to 10,238.29, 14,128.58 and 6,701.42

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Solution

The fourth proportional to 10,238.29, 14,128.58 and 6,701.42 is: 9,247.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,238.29 : 14,128.58 = 6,701.42 : x
  2. Step 2: Convert to fraction form
    10,238.29/14,128.58 = 6,701.42/x
  3. Step 3: Cross multiply
    10,238.29x = 14,128.58 × 6,701.42
  4. Step 4: Simplify right side
    10,238.29x = 94,681,600.66
  5. Step 5: Solve for x
    x = 94,681,600.66/10,238.29
  6. Step 6: Final answer
    x = 9,247.80

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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.