Home / 9,408.65-14,117.56-4,142.99

Finding the Fourth Proportional to 9,408.65, 14,117.56 and 4,142.99

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Solution

The fourth proportional to 9,408.65, 14,117.56 and 4,142.99 is: 6,216.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,408.65 : 14,117.56 = 4,142.99 : x
  2. Step 2: Convert to fraction form
    9,408.65/14,117.56 = 4,142.99/x
  3. Step 3: Cross multiply
    9,408.65x = 14,117.56 × 4,142.99
  4. Step 4: Simplify right side
    9,408.65x = 58,488,909.90
  5. Step 5: Solve for x
    x = 58,488,909.90/9,408.65
  6. Step 6: Final answer
    x = 6,216.50

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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.