Home / 10,355.71-14,288.40-6,106.44

Finding the Fourth Proportional to 10,355.71, 14,288.40 and 6,106.44

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Solution

The fourth proportional to 10,355.71, 14,288.40 and 6,106.44 is: 8,425.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,355.71 : 14,288.40 = 6,106.44 : x
  2. Step 2: Convert to fraction form
    10,355.71/14,288.40 = 6,106.44/x
  3. Step 3: Cross multiply
    10,355.71x = 14,288.40 × 6,106.44
  4. Step 4: Simplify right side
    10,355.71x = 87,251,230.51
  5. Step 5: Solve for x
    x = 87,251,230.51/10,355.71
  6. Step 6: Final answer
    x = 8,425.42

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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.