Home / 10,851.48-16,278.30-3,924.36

Finding the Fourth Proportional to 10,851.48, 16,278.30 and 3,924.36

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Solution

The fourth proportional to 10,851.48, 16,278.30 and 3,924.36 is: 5,886.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,851.48 : 16,278.30 = 3,924.36 : x
  2. Step 2: Convert to fraction form
    10,851.48/16,278.30 = 3,924.36/x
  3. Step 3: Cross multiply
    10,851.48x = 16,278.30 × 3,924.36
  4. Step 4: Simplify right side
    10,851.48x = 63,881,909.39
  5. Step 5: Solve for x
    x = 63,881,909.39/10,851.48
  6. Step 6: Final answer
    x = 5,886.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.