Home / 9,440.36-14,160.47-2,420.36

Finding the Fourth Proportional to 9,440.36, 14,160.47 and 2,420.36

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Solution

The fourth proportional to 9,440.36, 14,160.47 and 2,420.36 is: 3,630.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,440.36 : 14,160.47 = 2,420.36 : x
  2. Step 2: Convert to fraction form
    9,440.36/14,160.47 = 2,420.36/x
  3. Step 3: Cross multiply
    9,440.36x = 14,160.47 × 2,420.36
  4. Step 4: Simplify right side
    9,440.36x = 34,273,352.27
  5. Step 5: Solve for x
    x = 34,273,352.27/9,440.36
  6. Step 6: Final answer
    x = 3,630.52

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Double scale
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Similar ratio
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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.