Home / 9,185.40-13,778.10-3,341.34

Finding the Fourth Proportional to 9,185.40, 13,778.10 and 3,341.34

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Solution

The fourth proportional to 9,185.40, 13,778.10 and 3,341.34 is: 5,012.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,185.40 : 13,778.10 = 3,341.34 : x
  2. Step 2: Convert to fraction form
    9,185.40/13,778.10 = 3,341.34/x
  3. Step 3: Cross multiply
    9,185.40x = 13,778.10 × 3,341.34
  4. Step 4: Simplify right side
    9,185.40x = 46,037,316.65
  5. Step 5: Solve for x
    x = 46,037,316.65/9,185.40
  6. Step 6: Final answer
    x = 5,012.01

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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.