Home / 9,340.79-14,007.70-3,099.64

Finding the Fourth Proportional to 9,340.79, 14,007.70 and 3,099.64

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Solution

The fourth proportional to 9,340.79, 14,007.70 and 3,099.64 is: 4,648.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,340.79 : 14,007.70 = 3,099.64 : x
  2. Step 2: Convert to fraction form
    9,340.79/14,007.70 = 3,099.64/x
  3. Step 3: Cross multiply
    9,340.79x = 14,007.70 × 3,099.64
  4. Step 4: Simplify right side
    9,340.79x = 43,418,827.23
  5. Step 5: Solve for x
    x = 43,418,827.23/9,340.79
  6. Step 6: Final answer
    x = 4,648.30

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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.