Home / 9,618.66-14,419.44-3,779.34

Finding the Fourth Proportional to 9,618.66, 14,419.44 and 3,779.34

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Solution

The fourth proportional to 9,618.66, 14,419.44 and 3,779.34 is: 5,665.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,618.66 : 14,419.44 = 3,779.34 : x
  2. Step 2: Convert to fraction form
    9,618.66/14,419.44 = 3,779.34/x
  3. Step 3: Cross multiply
    9,618.66x = 14,419.44 × 3,779.34
  4. Step 4: Simplify right side
    9,618.66x = 54,495,966.37
  5. Step 5: Solve for x
    x = 54,495,966.37/9,618.66
  6. Step 6: Final answer
    x = 5,665.65

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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.