Home / 9,355.18-14,029.70-3,113.48

Finding the Fourth Proportional to 9,355.18, 14,029.70 and 3,113.48

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Solution

The fourth proportional to 9,355.18, 14,029.70 and 3,113.48 is: 4,669.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,355.18 : 14,029.70 = 3,113.48 : x
  2. Step 2: Convert to fraction form
    9,355.18/14,029.70 = 3,113.48/x
  3. Step 3: Cross multiply
    9,355.18x = 14,029.70 × 3,113.48
  4. Step 4: Simplify right side
    9,355.18x = 43,681,190.36
  5. Step 5: Solve for x
    x = 43,681,190.36/9,355.18
  6. Step 6: Final answer
    x = 4,669.20

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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.