Home / 9,960.36-14,940.90-3,386.76

Finding the Fourth Proportional to 9,960.36, 14,940.90 and 3,386.76

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Solution

The fourth proportional to 9,960.36, 14,940.90 and 3,386.76 is: 5,080.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,960.36 : 14,940.90 = 3,386.76 : x
  2. Step 2: Convert to fraction form
    9,960.36/14,940.90 = 3,386.76/x
  3. Step 3: Cross multiply
    9,960.36x = 14,940.90 × 3,386.76
  4. Step 4: Simplify right side
    9,960.36x = 50,601,242.48
  5. Step 5: Solve for x
    x = 50,601,242.48/9,960.36
  6. Step 6: Final answer
    x = 5,080.26

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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.