Home / 11,354.90-17,032.35-4,429.40

Finding the Fourth Proportional to 11,354.90, 17,032.35 and 4,429.40

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Solution

The fourth proportional to 11,354.90, 17,032.35 and 4,429.40 is: 6,644.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,354.90 : 17,032.35 = 4,429.40 : x
  2. Step 2: Convert to fraction form
    11,354.90/17,032.35 = 4,429.40/x
  3. Step 3: Cross multiply
    11,354.90x = 17,032.35 × 4,429.40
  4. Step 4: Simplify right side
    11,354.90x = 75,443,091.09
  5. Step 5: Solve for x
    x = 75,443,091.09/11,354.90
  6. Step 6: Final answer
    x = 6,644.10

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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.