Home / 9,165.39-12,648.24-4,973.64

Finding the Fourth Proportional to 9,165.39, 12,648.24 and 4,973.64

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Solution

The fourth proportional to 9,165.39, 12,648.24 and 4,973.64 is: 6,863.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,165.39 : 12,648.24 = 4,973.64 : x
  2. Step 2: Convert to fraction form
    9,165.39/12,648.24 = 4,973.64/x
  3. Step 3: Cross multiply
    9,165.39x = 12,648.24 × 4,973.64
  4. Step 4: Simplify right side
    9,165.39x = 62,907,792.39
  5. Step 5: Solve for x
    x = 62,907,792.39/9,165.39
  6. Step 6: Final answer
    x = 6,863.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.