Home / 9,709.24-14,569.90-4,443.40

Finding the Fourth Proportional to 9,709.24, 14,569.90 and 4,443.40

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Solution

The fourth proportional to 9,709.24, 14,569.90 and 4,443.40 is: 6,667.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,709.24 : 14,569.90 = 4,443.40 : x
  2. Step 2: Convert to fraction form
    9,709.24/14,569.90 = 4,443.40/x
  3. Step 3: Cross multiply
    9,709.24x = 14,569.90 × 4,443.40
  4. Step 4: Simplify right side
    9,709.24x = 64,739,893.66
  5. Step 5: Solve for x
    x = 64,739,893.66/9,709.24
  6. Step 6: Final answer
    x = 6,667.86

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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.