Home / 7,929.12-11,901.06-4,036.44

Finding the Fourth Proportional to 7,929.12, 11,901.06 and 4,036.44

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Solution

The fourth proportional to 7,929.12, 11,901.06 and 4,036.44 is: 6,058.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,929.12 : 11,901.06 = 4,036.44 : x
  2. Step 2: Convert to fraction form
    7,929.12/11,901.06 = 4,036.44/x
  3. Step 3: Cross multiply
    7,929.12x = 11,901.06 × 4,036.44
  4. Step 4: Simplify right side
    7,929.12x = 48,037,914.63
  5. Step 5: Solve for x
    x = 48,037,914.63/7,929.12
  6. Step 6: Final answer
    x = 6,058.42

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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.